The angular acceleration of the potter's wheel that moves uniformly is [tex]0.0352 radians/s^2[/tex]
Angular acceleration is a measure of how quickly an object's angular velocity changes with respect to time. In this case, the potter's wheel undergoes a uniform acceleration, which means that its angular acceleration remains constant over time.
We can use the following equation to find the angular acceleration of the potter's wheel:
angular acceleration = (final angular speed - initial angular speed) / time
Here, the initial angular speed is zero because the wheel starts from rest. The final angular speed is 0.19 rev/s. The time taken to reach this speed is 34.0 s. We can convert the final angular speed to radians per second using the conversion factor 1 rev/s = 2π radians/s:
final angular speed = 0.19 rev/s * 2π radians/rev = 1.196 radians/s
Put values:
angular acceleration = (1.196 radians/s - 0 radians/s) / 34.0 s = [tex]0.0352 radians/s^2[/tex]
Therefore, the angular acceleration of the potter's wheel is [tex]0.0352 radians/s^2[/tex]
Learn more about angular acceleration here:
https://brainly.com/question/29428475
#SPJ4
what is the area of a figure using a square with sides of 15 centimenters and four attatched semicircles
The area of the figure is approximately 577.86 square centimeters.
To find the area of the figure made up of a square with sides of 15 centimeters and four attached semicircles, we can break it down into two parts: the area of the square and the area of the four semicircles.
The area of the square is found by multiplying the length of one side by itself. So in this case, the area of the square is:
Area of square = side length x side length = 15 cm x 15 cm = 225[tex]cm^2[/tex]
The four semicircles make up a circle with a diameter equal to the length of one side of the square. So the radius of the circle is half of the length of one side of the square, which is:
Radius of circle = 1/2 x side length = 1/2 x 15 cm = 7.5 cm
The area of one semicircle is half the area of the full circle, which is π times the radius squared divided by 2. So the area of four semicircles is:
Area of four semicircles = [tex]4 x (1/2 x π x radius^2) = 2πr^2[/tex]
Plugging in the value of the radius, we get:
Area of four semicircles = [tex]2π x (7.5 cm)^2 = 352.86 cm^2[/tex](rounded to two decimal places)
Therefore, the total area of the figure made up of a square with sides of 15 centimeters and four attached semicircles is:
Total area = area of square + area of four semicircles
Total area = [tex]225 cm^2 + 352.86 cm^2[/tex]
Total area = [tex]577.86 cm^2[/tex] (rounded to two decimal places)
for such more question on area
brainly.com/question/28012687
#SPJ4
joe and bill throw identical balls vertically upward joe throws his ball with an initial sppeed twice as high as bill. the maximum of joes ball will be
If Bill's ball reaches a maximum height of h, then Joe's ball will reach a maximum height of 2h.
Assuming that air resistance is negligible, the maximum height of a ball thrown vertically upwards is given by the formula:
[tex]h = (v^2)/(2g)[/tex]
where h is the maximum height, v is the initial Speed, and g is the acceleration due to gravity.
Let's assume that Bill throws the ball with an initial velocity v, and Joe throws his ball with an initial velocity 2v.
Then, the maximum height of Bill's ball is:
[tex]h = (v^2)/(2g)[/tex]
And the maximum height of Joe's ball is:
[tex]h = ((2v)^2)/(2g) = (4v^2)/(2g) = 2(v^2)/(g)[/tex]
So the maximum height of Joe's ball is twice the maximum height of Bill's ball.
To know more about Speed/Velocity, here
https://brainly.com/question/22610586
#SPJ4
the a string of a violin is a little too tightly stretched. beats at 6 per second are heard when the string is sounded together with a tuning fork that is oscillating accurately at concert a. what is the period of the violin string oscillations?
The period of the violin string oscillations is 0.0022 seconds.
The beat frequency of 6 per second means that the frequency of the violin string oscillations is slightly higher than the frequency of the tuning fork.
We can use the formula for beat frequency to find the difference in frequency between the two:
Beat frequency = |f1 - f2|
where f1 and f2 are the frequencies of the two sources.
In this case, the beat frequency is 6 beats per second and the frequency of the tuning fork is the standard Concert A pitch of 440 Hz. So we have:
6 = |f1 - 440|
Solving for f1, we get:
f1 = 446 Hz or 434 Hz
The two possible frequencies of the violin string are 446 Hz and 434 Hz, with 440 Hz being the frequency of the tuning fork.
The period of a wave is the time it takes for one complete oscillation or cycle. It can be calculated as:
period = 1 / frequency
So the period of the violin string oscillations for a frequency of 446 Hz would be:
period = 1 / 446 Hz ≈ 0.0022 seconds
And for a frequency of 434 Hz:
period = 1 / 434 Hz ≈ 0.0023 seconds
Read more about Oscillations:
https://brainly.com/question/24112285
#SPJ4
What is the scientific definition of energy that relates it to work?
the ability to use the change in direction of an object
the ability to use an applied force to make an object move
the ability to use the stored potential of an object
the ability to use the change in temperature of an object
The capacity to perform work, which entails applying force to move an object across a distance, is another definition of energy. Energy is moved from one item to another while work is done. Thus, option B is correct.
What type of energy that relates it to work?The definition of energy as the “power to accomplish work" refers to the capacity to apply a force that moves an object.
Any force that is exerted on an object, whether by a person or another object, is referred to as an applied force. An applied force is exerted on an object when someone pushes it across the room.
Energy is referred to by scientists as the capacity to work. Modern civilization is made possible by the discovery of how to change energy from one form to another and use it to complete activities.
Therefore, the ability to use an applied force to make an object move.
Learn more about energy here:
https://brainly.com/question/28727910
#SPJ1
If the index of refraction of a material is 2, this means that light travels2 times as fast in the material as it does in air.2 times as fast in vacuum as it does in the material.2 times as fast in the material than it does in vacuum.2 times as fast in air as it does in vacuum.1/2 as fast in air as it does in the material.
If the index of refraction of a material is 2, it means that, 1/2 as fast in air as it does in the material. The correct answer is d.
The index of refraction of a material is defined as the ratio of the speed of light in a vacuum to the speed of light in the material. So, an index of refraction of 2 means that light travels half as fast in the material as it does in a vacuum.
It does not have any direct relation to the speed of light in air, which has an index of refraction very close to 1, and which is commonly used as a reference medium.
To know more about the refraction, here
brainly.com/question/23750645
#SPJ4
--The complete question is, If the index of refraction of a material is 2, this means that light travels,
a. 2 times as fast in the material as it does in air.
b. 2 times as fast in vacuum as it does in the material.2 times as fast in the material than it does in vacuum.
c. 2 times as fast in air as it does in vacuum.
d. 1/2 as fast in air as it does in the material.--
a bat flying toward a wall emits a 45000-hz sonar pulse. the pulse is reflected back from the wall and the bat hears the reflected pulse at a frequency of (45000 650) hz. take the speed of sound to be 343 m/s.
The speed of the bat, in meters per second of vbat Is 2.68m/s.
The apparent frequency, I of the Reflected Pulse is.
f = v_s + v_b / v_s - v_b.f_0
∴ 45710 = 343 + v_b / 343 - v_b.(45000)
45710 / 45000 = 343 + v_b / 343 - v_b
= 1.01578
343 + v_b = (1.01578) (343 - v_b)
v_b + (1.01578)v_b = 348.41 - 343
v_b(1 + 1.01578) = 5.41
v_b = 5.41 /(1 + 1.10578) = 5.41 / 2.01578
v_b = 2.68 m/s
Apparent frequency refers to the frequency of a wave as it appears to an observer who is in motion relative to the source of the wave. When an observer is moving towards a sound source, for instance, the frequency of the sound waves appears to be higher, resulting in a higher pitch. Conversely, when the observer is moving away from the source, the frequency appears to be lower, resulting in a lower pitch.
The Doppler effect is applicable to various types of waves, including sound waves, light waves, and electromagnetic waves. It has significant applications in fields such as astronomy, where it is used to measure the movement of celestial bodies, and in medical imaging, where it is used in ultrasound technology.
To learn more about Apparent frequency visit here:
brainly.com/question/65836
#SPJ4
Complete Question: -
A bat flying toward a wall emits a 45000-Hz sonar pulse. The pulse is reflected back from the wall and the bat hears the reflected pulse at a frequency of (45000 + 710) Hz. Take the speed of sound to be 343 m/s.
Find the speed of the bat, in meters per second.
vbat =
29) electrons in an x-ray machine are accelerated from rest trhough a potential difference of 50 kv. what is the kinetic energy of the electrons en ev?
Potential difference difference V = 50,000V
Kinetic Energy K.E. = q v , for electron q=E
KE= 50,000 ev.
What is kinetic energy?The energy an object has as a result of motion is known as kinetic energy in physics. It is described as the effort required to move a mass-determined body from rest to the indicated velocity. The body holds onto the kinetic energy it acquired during its acceleration until its speed changes. The body exerts the same amount of effort when slowing down from its current pace to a condition of rest. Formally, a kinetic energy is any term that includes a derivative with respect to time in the Lagrangian of a system.Gottfried Leibniz and Johann Bernoulli were the first to formulate the classical mechanics principle that E mv2, referring to kinetic energy as the "vital power," or vis viva. Experimental proof of this connection was supplied by Willem's Gravesande in the Netherlands. Willem's Gravesande discovered that the penetration depth of weights was proportional to the square of their impact speed by dropping weights from various heights upon a piece of clay.
To know more about Kinetic energy visit:
https://brainly.com/question/15764612
#SPJ1
the amount of incoming solar radiation available at various places on the earth depends mainly on
This is based on a location's latitude. As latitude rises, the sun's rays' angle with the earth's surface decreases, resulting in slanted sunrays. Vertical rays always cover less area than rays that are angled.
What amount of incoming solar radiation on the earth?The amount of incoming solar energy that is accessible varies on the longitude, day of the year, time of day, and degree of cloud cover. The amount of solar energy received at a given latitude would not change throughout the year if the earth were not tilted from the vertical.
The solar radiation that reaches the surface of the earth is known as insolation. The quantity of solar energy absorbed per square centimeter every minute is used to calculate it.
Therefore, the amount of insolation (incoming solar energy) that is received each day mostly relies on. the Sun's angle above the horizon, also known as the solar incidence angle. the amount of time the surface is exposed to the Sun, as well as the atmosphere.
Learn more about solar radiation here:
https://brainly.com/question/16525532
#SPJ4
a student has two capacitors of unknown capacitance connected in the circuit shown above, which has reached steady state. the student wants to determine the ratio of the capacitances. which of the following explains why measurements of the potential difference across each capacitor and the current in each of the capacitor branches is not sufficient? responses the potential difference across the two branches is the same. the potential difference across the two branches is the same. the resistors in the branches with the capacitors have different resistances and will affect the values of the currents. the resistors in the branches with the capacitors have different resistances and will affect the values of the currents. the only equation for a capacitor that is applicable at steady state is v
The statement that best explains why measurements of the potential difference across each capacitor and the current in each of the capacitor branches are not sufficient to determine the ratio of capacitances is:
"The resistors in the branches with the capacitors have different resistances and will affect the values of the currents."
The potential difference across the two branches is the same because they are connected in parallel to the same voltage source. However, the resistors in the branches with the capacitors have different resistances, which will affect the values of the currents flowing through each capacitor. Since the capacitors are connected in parallel, the potential difference across them is the same, but the charges and capacitances can be different.
To determine the ratio of the capacitances, the student needs to use additional information or measurements, such as the time constant of the circuit, the total current flowing through the circuit, or the charge stored in each capacitor. The only equation for a capacitor that is applicable at steady state is V = Q/C, which relates the potential difference across a capacitor (V) to the charge stored on the plates (Q) and the capacitance (C).
For more questions on capacitors-
brainly.com/question/27393410
#SPJ4
What is transient simulation in LTspice?
Transient simulation is an analysis is where a parameter such as a voltage or current is plotted against time.
A time domain transient analysis is where a parameter such as a voltage or current is plotted against time. If you are looking at an output you can see the behavior over a specified length of time. For this example we are going simulate the output of a half-wave rectifier.
In a transient simulation, you're looking at how a circuit reacts to a change in its inputs, and how the output eventually transitions between two states. These transitions between output states are not instant, and many applications require a smooth transient response between two states.
Transient analysis allows you to extract the decay constant and the natural resonance frequency from a graph of current or voltage in the time domain. The same idea applies any linear time invariant circuit driven with an arbitrary waveform. These driving sources do not need to be periodic in time.
Learn more about simulation here:-
brainly.com/question/16359096
#SPJ4
what is the length l of the pipe? an air-filled pipe is found to have successive harmonics at 480 hz , 800 hz , and 1120 hz . it is unknown whether harmonics below 480 hz and above 1120 hz exist in the pipe. what is the length of the pipe?
Using the formula for the frequency of harmonics in an air-filled pipe, we can write:f_n = nv/(2L), where the pipe's length L, the air's sound speed (v), and harmonic number (n) are all variables.
What can be determined about the length of the pipe?Solving for L, we get:L = nv/(2f_n)For the third harmonic (n=3), we have:L = (3v)/(2f_3) = (3343 m/s)/(21120 Hz) = 0.137 m or 13.7 cm.
Using the given harmonic frequencies, we can determine the length of the pipe by applying the formula: wavelength = speed of sound / frequency.
From this, we can calculate the wavelengths of each harmonic and determine the ratio of their wavelengths. The ratio of the wavelengths will be in the form of 1:3:5 for the 1st, 2nd and 3rd harmonics respectively.
We can then use this ratio to determine the length of the pipe using the formula: length = wavelength x (n/2), where n is the harmonic number.
Therefore, the length of the pipe is approximately 13.7 cm. Using the given harmonic frequencies,
Learn more about pipe here:
https://brainly.com/question/13061470
#SPJ4
a close inspection of an electric circuit reveals that a 480 ohm resistor was inadvertrently soldered in the place where a 350 ohm resistor is needed. how can this be fixed without removing anything from the exsiting circuit?
A resistance of 140 ohm is needed to be added in parallel connection with 480 ohm resistor to fix the existing circuit.
It was revealed in the close inspection of an electric circuit that a 480 ohm resistors was inadvertently soldered in the place where 350 ohm resistor was needed.
Now because the 480 ohm resistor cannot be removed we have to fix the existing circuit by adding an another resistance in parallel with the 480 ohm resistance to make it equal to 350 ohm.
So, we write, let us say we added R in parallel,
1/350 = 1/R + 1/480
R = 1400ohm.
So, we need to add a 1400 ohm resistor in the existing circuit.
To know more about resistance, visit,
https://brainly.com/question/17563681
#SPJ4
a 206000 kg jet has a take-off speed of 95 m/s. neglecting drag, what constant thrust force would the engines have to provide to take off at the end of a 1450 m runway?
The engines would need to provide a constant thrust force of approximately 6,040,375 N to allow the 206000 kg jet to take off at the end of a 1450 m runway, assuming negligible drag.
To determine the thrust force required for the jet to take off, we can use the equation:
Thrust force = (1/2) * (mass of jet) * [tex](take-off speed)^2[/tex] / (distance of runway)
Plugging in the given values, we get:
Thrust force = (1/2) * (206000 kg) * [tex](95 m/s)^2[/tex] / (1450 m)
Thrust force = 6,040,375 N
The thrust force required for a jet to take off at the end of a runway can be determined using the equation that takes into account the mass of the jet, take-off speed, and the distance of the runway. Neglecting drag, the engines would need to provide a constant thrust force of approximately 6,040,375 N for a 206000 kg jet to take off at the end of a 1450 m runway.
To learn more about constant thrust force, refer:
https://brainly.com/question/19002844
#SPJ4
A ball is thrown straight up into the air with initial velocity 62.8 m/s. How fast is the ball moving when it first reaches 56.4 meters?
The final velocity of the ball is equal to 53.06 m/s.
Gravity's acceleration is always constant and downward, but the direction and magnitude of velocity vary. The ball has zero velocity at its highest point in its trajectory, and the magnitude of velocity increases again as the ball falls back towards the earth.
In free fall, an object experiences an acceleration of -9.8 m/s/s. (A downward acceleration is indicated by the - sign.) Whether explicitly stated or not, the acceleration in the kinematic equations for any freely falling object is -9.8 m/s/s.
By using the equation:-
[tex]mgh_{A} + \frac{1}{2} mv^{2} _{A} = mgh_{B} + K.E.[/tex]
We are given:-
[tex]V_{A} =(62.8)m/s[/tex]
g= 9.8 or 10 [tex]m/s^{2}[/tex]
[tex]h_{B} = 56.4[/tex]m.
Putting the values in the equation, we get:-
[tex]\frac{1}{2} mV^{2} _{A} = mg*56.4+\frac{1}{2} mV^{2} _{B} \\=2*(\frac{1}{2} *(62.8)^{2} )= 10*56.4+ \frac{1}{2} V^{2} _{B} \\= (3943.84= 1128+ V^{2} _{B} )\\V_{B} = \sqrt{2815.84} = 53.06 m/s.[/tex]
Hence, the final velocity of the ball is equal to 53.06m/s.
To know more about Velocity go through:-
https://brainly.com/question/80295
#SPJ4
A negatively charged rod is brought near a metal can that rests on a wood table. You touch the opposite side of the can momentarily with your finger. The can is then
Group of answer choices
negatively charged
positively charged
uncharged
charged the same as it was before
The can is then positively charged after you touch it with your finger, option B.
What is induction?Induction is a process by which a change in a magnetic field induces a current flow in a conductor, such as a wire. In physics, electromagnetic induction refers to the production of an electromotive force (EMF) across a conductor that is exposed to a changing magnetic field.
When the negatively charged rod is brought near the can, electrons are attracted to the positively charged can. When you touch the can, electrons flow from your body to the can, leaving it positively charged.
Learn more on induction here: https://brainly.com/question/26366866
#SPJ1
A 4.7 kg cart is rolling down a ramp. Neglecting any friction and drag from impending motion, what is the magnitude of the normal force acting on the cart?
A. 45.1 N
B. 9.58 N
C. 46.1 N
D. 0.98 N
The magnitude of the normal force acting on the cart is 46.1 N.
option C
What is the force acting on the cart?The normal force is a contact force that acts perpendicular to the surface of contact between two objects. It arises due to the electrostatic repulsion between the atoms or molecules in the two surfaces in contact.
The magnitude of the normal force acting on the cart is calculated as;
Fn = mg
where;m is the massg is acceleration due to gravityFn = 4.7 kg x 9.8 m/s²
Fn = 46.1 N
Learn more about normal force here: https://brainly.com/question/14486416
#SPJ1
the distance an object falls per second while only under the influence of gravity forms an arithmetic sequence with it falling 16 feet in the first second, 48 feet in the second, 80 feet in the third, etcetera. what is the total distance an object will fall in 10 seconds? show the work that leads to your answer.
Answer:
For an arithmetic progression:
a = 16 first term distance fallen in 1 sec
d = 32 and L = (n - 1) d additional distance d in following seconds
S1 = a = 16
S2 = a + 32 = 48
S3 = a + 64 = 80
S10 = 16 + 288 = 304 arithmetic sequence
S = 1/2 n (a + L) = 10 / 2 (16 + 304) total distance in 10 terms
S = 5 * 320 = 1600 ft
Physics formula:
S = V0 t + 1/2 g t^2 V0 = 0 at t = 0
S = 32 / 2 * 100 = 1600 ft
two charged dust particles exert a force of on each other. what will be the force if they are moved so they are only one-eighth as far apart?
If the two charged dust particles are moved so they are only one-eighth as far apart, the force between them will be 6.912 N.
The electric force between two charged particles is given by Coulomb's law, which states that:
F = kq₁q₂/r²
here,
F is force between the particles,
The charges of the particles are q1 and q2.
r is distance between them, and
k is Coulomb's constant,
which is equal to 9 * 10⁹ Nm²/C².
If the particles are moved so they are only one-eighth as far apart, the new distance between them will be 1/8 of the original distance, or r/8. The new force between them can be calculated using the same formula as before:
F' = kq₁q₂/(r/8)²
To simplify this expression, we can use the fact that (1/8)² = 1/64, which gives:
F' = kq₁q₂*64/r²
Reserving the values for k, q1, q2, and F from the original problem, we get:
F' = (9 x 10⁹ Nm²/C²) * (2 x 10⁻⁶ C)² * (3 x 10⁻⁶ C)² * 64 / (0.1 m)²
Calculating this expression, we get:
F' = 6.912 N
Therefore, if the two charged dust particles are moved so they are only one-eighth as far apart, the force between them will be 6.912 N.
To know more about force please refer: https://brainly.com/question/30504406
#SPJ4
What is meant by ""the rate of doing work is power""?
Answer:
P=W/t
Explanation:
Work is given by the equation W=FxD
- F is force
- D is distance
"the rate of doing work is power" is saying that the rate in time (s) for work is given by Power.
Meaning that Power = Work/time
Think of it like this, a) find the work for a force of 150N over a distance of 10m.
W = (150N)(10m)
W = 1500J
Lets say in the question it also tells you that this work is done for 10 seconds. b)
Given by the equation P=W/t
You would simply plug in these values
P = (1500J)/(10s)
P = 150 W
The units for power is Watts.
In conclusion, the Power is the rate of work done. Also could be thought of as Work per second.
Given by equation P=W/t
the ________ is perhaps the most dramatic force now shaping our world.
The technology is perhaps the most dramatic force now shaping our world.
The rapid pace of technological advancement, driven by the emergence of new technologies such as artificial intelligence, machine learning, big data, and the internet, is arguably the most dramatic force shaping our world. This digital revolution has transformed the way we live, work, and communicate with one another, ushering in a new era of unprecedented connectivity and information exchange. With the rise of e-commerce and online marketplaces, the digital revolution has also brought about a significant shift in global economic power, as more and more businesses move to the online sphere. The digital revolution has also transformed our societies and political systems, as social media has become a powerful tool for activism and political mobilization.To know more about forces visit:
https://brainly.com/question/29044739
#SPJ1
which type of power source is typically located on or near customer facilities, requires little distribution infrastructure, and supplies power in the event of an interruption in power from the electric utility?
The type of power source that is typically located on or near customer facilities, requires little distribution infrastructure, and supplies power in the event of an interruption in power from the electric utility is called a "standby generator."
Standby generators are usually powered by natural gas, propane, or diesel fuel and are designed to automatically start up and supply electricity to critical loads in the event of a power outage. They are commonly used in commercial and industrial facilities, as well as in residential homes where power outages may cause significant inconvenience or even health and safety risks. Standby generators can be sized to provide backup power to an entire facility or only to specific critical loads, depending on the customer's needs and budget.
Standby generators are typically fueled by natural gas, propane, or diesel fuel, and can be sized to meet the specific power needs of the facility. They can be connected to the facility's electrical system through a transfer switch, which allows the generator to automatically switch on in the event of a power outage, and then switch back to utility power once it is restored. Standby generators are an important part of a facility's emergency preparedness plan, and can help ensure that critical operations are not interrupted during power outages.
Learn more about power here:
https://brainly.com/question/11800127
#SPJ4
how many ( ) capacitors can be charged from a new - , - battery before the battery is likely exhausted of its stored energy? assume the charging operation has a 50% efficiency. (within three significant digits)
The capacitor is used to store charge.
What is a capacitor?We have to know that the capacitor is the kind of device that can be used to store the electrical charges. As such, the capacitor can be able to be charged from a battery.
This question is incomplete and the mathematical details of the problem are missing. However, we should know that the efficiency of the charging would depend on the kind of battery that has been used and the nature of the capacitor as we have in the question above here.
Learn more about capacitor:https://brainly.com/question/17176550
#SPJ1
according to the universal law of gravitation, the force due to gravity is:____.
According to the universal law of gravitation, the force due to gravity is directly proportional to the product of the masses of two objects and inversely proportional to the square of the distance between them.
Explain universal law of gravitation?The force of attraction between two objects caused by their masses is described by the universal law of gravitation, a physical principle put forth by Sir Isaac Newton. This law states that every particle of matter attracts every other particle in the cosmos with a force that is directly proportional to the product of their masses and inversely proportional to the square of their separation.
The equation provides the law's mathematical expression:
F = G * (m1 * m2) / r^2
Where r is the distance between the centers of the two objects, m1 and m2 are their masses, and G is the gravitational constant.
The gravitational constant is a fundamental constant of nature that has a value of approximately 6.674 x 10^-11 Nm^2/kg^2.
To know more about universal law of gravitation, visit:
https://brainly.com/question/11760568
#SPJ4
a 14500 kg railroad car travels alone on a level frictionless track with a constant speed of 21.0 m/s. a 6000 kg load, initially at rest, is dropped onto the car. what will be the car's new speed?
50.75 m/s will be the car's new speed. The law of conservation of momentum states that the momentum before and after a collision will be equal.
Momentum is the result of a particle's mass and velocity. Being a vector quantity, momentum possesses both magnitude and direction. According to Isaac Newton's second equation of motion, the force applied on a particle is equal to the time rate of change of momentum. Check out Newton's laws of motion. According to Newton's second law, if a particle is subjected to a constant force for a specific amount of time, the result of the force and time (referred to as the impulse) is equal to the change in momentum. On the other hand, a particle's momentum represents the length of time needed for a consistent force to bring it to rest.
Steps for calculation:
[tex]m1*v1 =m2*v2\\14500 *21 = 6000* v2\\50.75 m/s = v2[/tex]
To learn more about momentum visit;
https://brainly.com/question/30677308
#SPJ4
a uniform beam with a mass of 120 kg and a length of 5.0 m rests on two supports, one at the left edge and one 3.0 m from the left edge. how close to the right edge can a 68-kg person walk along the beam without causing it to tip over?
If uniform beam with a mass of 120 kg and a length of 5.0 m rests on two supports, one at the left edge and one 3.0 m from the left edge then 1.6 m close to the right edge can a 68-kg person walk along the beam without causing it to tip over.
What is mass?
A body's mass is an innate characteristic. Prior to the discovery of the atom and particle physics, it was widely considered to be connected to the amount of matter in a physical body. It was found that different atoms and elementary particles had varying masses even if they theoretically contain the same quantity of stuff. In modern physics, there are a number of theoretically distinct but physically equal theories of mass. Experimentally, the mass of a body can be used to quantify its resistance to acceleration (change in velocity) in the presence of a net force.
To learn more about mass visit;
https://brainly.com/question/19694949
#SPJ4
in order to make use of the representation in this figure, we need to understand how it conveys the strength of an electric field and the size of the charge. write: how does the figure indicate each of these concepts?
The figure indicates the strength of an electric field and the size of the charge by showing the distribution of electric field lines.
Electric field lines represent the strength of the electric field and are drawn in a way that conveys the direction and magnitude of the electric field. The more field lines that are present, the stronger the electric field. The arrows on the field lines indicate the direction of the electric field, and the size of the arrows indicate the strength of the electric field. The size of the charge is indicated by the number of field lines that originate at the charge. The more field lines that originate at the charge, the greater the size of the charge. The arrows represent the direction of the electric field and the length of the arrows represent the strength of the electric field. The larger the arrows, the stronger the electric field. The size of the charge is represented by the number of arrows pointing away from the charge. The more arrows, the larger the charge.
To learn more about electric field click here https://brainly.com/question/15800304
#SPJ4
g a jetliner goes from rest to a takeoff speed of 174 mi/h in 37.5 s. what is the magnitude of its average acceleration?
The magnitude of the average acceleration of the jetliner is 2.07 m/s².
What is average acceleration?An object's change in velocity over time is gauged by its average acceleration. It is computed by dividing the velocity change by the period of time during which the change takes place.
The formula for average acceleration is:
average acceleration = (final velocity - initial velocity) / time interval
Where the final velocity is the velocity of the object at the end of the time interval, the initial velocity is the velocity of the object at the beginning of the time interval, and the time interval is the duration of the interval over which the velocity changes.
Average acceleration is a vector quantity, meaning it has both magnitude and direction. The direction of the acceleration vector is the same as the direction of the change in velocity. The unit of average acceleration in the International System of Units (SI) is meters per second squared (m/s²).
To calculate the magnitude of average acceleration for the jetliner:
average acceleration = (final velocity - initial velocity) / timeWhere the initial velocity is zero because the jetliner starts from rest.First, we need to convert the takeoff speed from miles per hour (mi/h) to meters per second (m/s) so that the units of the acceleration are in meters per second squared (m/s²):174 mi/h = (174 mi/h) x (1.609 km/mi) x (1000 m/km) / (3600 s/h) = 77.63 m/sNow we can substitute the given values into the formula and calculate the average acceleration:average acceleration = (77.63 m/s - 0 m/s) / 37.5 s = 2.07 m/s²Therefore, the magnitude of the average acceleration of the jetliner is 2.07 m/s².To know more about average acceleration, visit:
https://brainly.com/question/26246639
#SPJ4
You toss a ball straight up in the air. Immediately after you let go of it, what force or forces are acting on the ball? For each force you name,
(a) state whether it is a contact force or a long-range force and
(b) identify the agent of the force.
a) Gravity: This is a long-range force and the agent of the force is the Earth. b) Air Resistance: This is a contact force and the agent of the force is the air molecules. c) Normal Force: This is a contact force and the agent of the force is the ground.
What is Air Resistance?Air resistance, also known as drag, is a type of frictional force that acts upon objects when they move through a fluid, such as air or water. Air resistance occurs when the air molecules surrounding an object collide with the object’s surface, resulting in a resistive force that opposes the object’s motion. The magnitude of air resistance is dependent on the object’s shape, size, mass, speed, and altitude. Objects with a large surface area, such as parachutes, are more affected by air resistance than objects with a smaller surface area. Air resistance increases with an object’s speed and is stronger at higher altitudes, where the air is thinner. The effects of air resistance can be seen in everyday objects, such as an airplane or a car, and can be reduced by altering an object’s shape or by decreasing its speed.
To learn more about Air Resistance
https://brainly.com/question/1105706
#SPJ1
How can anything that doesn’t show up as transferring energy or matter be considered real? Can you accept the existence of something this doesn’t possess this property of interaction? And if so, how do you know which thing(s) to accept, since they aren’t detectable?
Everything is made out of energy, according to science. The foundation of all matter contains it.
Universe In the same way that energy makes up the bricks of the house you live in, it also makes up your body. Whatever you can think of, including your car, phone, pet animals, and trees, is made of energy.The Universe's two fundamental building blocks are matter and energy. Due to the fact that most of the matter in the universe is invisible and its origin is mostly unknown, scientists are faced with a tremendous task.Unlike waves travelling over water, radio waves may go across empty space and don't need substance to transmit. Although light, radio waves, and other radiation all have energy, do they have the same energy.For more information on energy and matter kindly visit to
https://brainly.com/question/23490755
#SPJ1
Calculate the freezing point of a solution containing 10.6 g FeCl3 in 159 g water
Calculate the boiling point of a solution above.
The freezing point of the solution will decreases by the addition of the salt. The freezing point of the solution is - 0.76 °C and boiling point increases to 100.21 °C.
What is depression in freezing point ?The addition of a nonvolatile salt into a solvent will decrease the freezing point of the solution. Similarly the salt addition will increases the boiling point of the solution. Both are colligative properties and depends on the molality as written below:
ΔTf = Kf m
ΔTb = Kb m
Where, kb for water is 0.52 °C kg/mol and Kf is 1.86 °C kg/mol.
Molar mass of FeCl₃ = 162.3 g/mol
no.of moles in 10.6 g = 10.6 /162. 3 = 0.065 moles.
mass of water = 159 g = 0.159 kg.
molality of the solution = 0.065 mol/0.159 kg = 0.4088.
now, ΔT = 0.186 °C kg/mol × 0.4088 = 0.76
T = 0 - 0.76 = -0.76°C (freezing point of water = 0°C ).
Similarly ΔTb = 0.52 °C kg/mol × 0.4088 = 0.212
Tb = 100 + 0.212 = 100.21 °C (boiling point of water =100°C ).
Therefore, the freezing point of the solution is- 0.76 °C and boiling point of the solution is 100.21 °C.
Find more on freezing point depression :
https://brainly.com/question/2292439
#SPJ1
