The object at position C has all kinetic energy and an object at position A has all potential energy and an object at position B has about half potential energy and half kinetic energy.
Energy is of two types and they are kinetic and potential energy. Potential energy is the energy obtained when the object is at rest. Potential energy equals the product of mass, acceleration due to gravity, and height of the object. The unit of potential energy is the joule(J).
The kinetic energy is the energy obtained when the object is in motion. The kinetic energy equals the product of mass and the square of velocity of the objects. The unit of kinetic energy is the joule(J).
From the given, position A has maximum potential energy. When the object starts to slide, its potential energy is converted into kinetic energy. Position B has half potential and half kinetic energy. Thus, the potential energy starts to decrease and kinetic energy is increasing, and at position C, the object has maximum kinetic energy.
To learn more about potential and kinetic energy:
https://brainly.com/question/22174271
#SPJ1
how many males are color blind one in 50 1 and 10 one hundred one and 12
One in twelve males have color blindness whereas One in two-hundred females have color blindness. Thus, Option D is correct.
Color blindness is the ability to distinguish different colors. It is hard to differentiate the colors between the same color family. A person with color blindness can not able to see red and green, and can able to see grey, black, and white. It is often inherited.
A person with color blindness can not able to differentiate the colors between red and green. There are three types of color blindness they are Deuteranomaly (difficulty with red-green color blindness and it makes green look redder), Protanomaly(red look greener), Protanopia, and deuteranopia (difficulty in identifying red and green). It is cured by using proper contact lenses.
Thus, One in twelve males has color blindness. Hence, the ideal solution is option D.
To learn more about Color blindness:
https://brainly.com/question/30461570
#SPJ1
The efficiency of the lifting mechanism is 0.65 (65%). Calculate the input power to the lifting mechanism.
please step by step
The input power to the lifting mechanism is Input power = Output power / Efficiency= 100 / 0.65= 154 watts.
Given that the efficiency of the lifting mechanism is 0.65 (65%) and we are to calculate the input power to the lifting mechanism.To solve this problem we will use the formula for efficiency:
Efficiency = Output power / Input powerorInput power = Output power / Efficiency
Given that the efficiency of the lifting mechanism is 0.65 or 65%, which implies that the output power of the lifting mechanism is 65% of the input power.
Thus,Output power = 0.65 × Input power
Substituting the value of Output power in the formula of Input power, we have:Input power = Output power / Efficiency= 0.65 × Input power / 1= 0.65 × Input powerTherefore, the input power to the lifting mechanism is 1.54 times the output power or 154% of the output power.
So, if the output power of the lifting mechanism is 100 watts, the input power would be 154 watts. This can be represented by the equation:Input power = Output power / Efficiency= 100 / 0.65= 154 watts.
For more question on power visit:
https://brainly.com/question/11569624
#SPJ8
A Motorcycle Jump. You are planning to make a jump with your motorcycle by driving over a ramp that will launch you at an angle of 30.0° with respect to the horizontal. The front edge of the ramp on which you are supposed to land, however, is 25.0 ft lower than the edge of the launch ramp (i.e., your launch height).
(a) Assuming a launch speed of 55.0 mph, at what horizontal distance from your launch point should the landing ramp be placed?
(b) In order to land smoothly, the angle of the landing ramp should match the direction of your velocity vector when you touch down. What should be the angle of the landing ramp?
a. the landing ramp should be placed at 276.298 ft horizontally from the launch point.
(b) the angle of the landing ramp is 30°.
How do we calculate?(a)
Launch speed = 55.0 mph * (1.467 ft/s)
= 80.685 ft/s
Horizontal distance = Launch speed * Time of flight
Vertical velocity = Launch speed * sin(30.0°)
Time to reach maximum height = Vertical velocity / g
Vertical distance = (1/2) *g * t²
and Time = √(2 * Vertical distance / g)
Total time of flight = 2 * Time to reach maximum height + Time for descent
Horizontal distance = Launch speed * Total time of flight
The Vertical velocity = 80.685 ft/s * sin(30.0°)
= 40.3425 ft/s
Time to reach maximum height = 40.3425 ft/s / 32.2 ft/s²
Time to reach maximum height = 1.253 s
Time of descent = √(2 * 25.0 ft / 32.2 ft/s²)
Time of descent = 0.913 s
Total time of flight = 2 * 1.253 s + 0.913 s
Total time of flight = 3.419 s
In conclusion, the horizontal distance = 80.685 ft/s * 3.419 s
horizontal distance = 276.298 ft
b.
the angle of the landing ramp is 30.0 be the same as the launch angle.
Learn more about horizontal distance at:
https://brainly.com/question/16411732
#SPJ1
What is Batteries connection to physics ? Please help I need it today
The batteries have a connection to physics because is generates a form of energy called the chemical energy.
What is a chemical energy?Chemical energy is the type of energy that is generated through chemical reactions with a compartment that leads to the flow of electrons from one electrode to another.
Typical example of devices that are used in physics practicals to generate energy is the battery.
Learn more about chemical energy here:
https://brainly.com/question/30404200
#SPJ1
List five examples of pseudoscience found on the Internet. These could be websites, blogs, or online newspaper and magazine articles.
The five examples of pseudoscience found on the Internet include the following:
Ancient Astronauts and Crop CirclesMoon Landing Conspiracy or the Flat EarthAstrologyPolygraphs and HypnosisConversion TherapyWhat are Pseudosciences?Pseudosciences is defined as the science that is regarded as false science because it deals with something that has no connection to proper scientific methodology and cannot be proven realistically.
The different types of Pseudosciences include the following:
Ancient Astronauts and Crop Circles: This believes that a point in time, that aliens must have visited the earth to influence civilization.Moon Landing Conspiracy or the Flat Earth: This believed that original moon landing by astronauts didn't occur and that the earth is flat in shape.Astrology: This believes that celestial bodies have some effect on the behavior or future of a person's life.Polygraphs and Hypnosis.Conversion Therapy.Learn more about earth shape here:
https://brainly.com/question/30820375
#SPJ1
why fur coats would keep their owners warmer if they were worn inside out?
Answer:
The reason why this is, is because:
Explanation:
According to Jones, fur serves as an insulator for the body during cold weather and regulates the process of heat absorption during warm weather. It acts as a thermal regulator, preventing the body from taking on excessive heat. Dogs and cats shed their fur in hot weather to make their coats more appropriate for heat protection rather than warmth.
Answer:
Insulation
Explanation:
The reason for this is insulation, which describes the process of an object absorbing heat and harboring heat. It works as such: Fur protects you from the cold by forming what’s called a “boundary layer.” This happens as cold air hits the surface of your coat and the molecules cause friction.
what exercises most beneficial for your overall health
Answer:
Endurance, or aerobic
Strength, or resistance training
Balance
Flexibility
Explanation:
Answer:
Walking. Walking is simple, yet powerful. It can help you stay trim, improve cholesterol levels, strengthen bones, keep blood pressure in check, lift your mood, and lower your risk for a number of diseases (diabetes and heart disease, for example).
What must you know about a nuclear reaction to calculate the amount of
energy it will produce?
OA. The sum of the total nuclear mass before and after the reaction
OB. The difference between the total nuclear mass before and after
the reaction
OC. The ratio of total nuclear mass before the reaction to the total
nuclear mass after the reaction
D. The product of the total nuclear mass before and after the
reaction
B. The difference between total nuclear mass before and after the reaction.
This is because you can see how much nuclear matter had actually been used in the reaction by finding the difference between the initial mass and final mass.
An electric device uses 650 watts of power. If the voltage is 120 volts, what is the resistance?
The resistance of the electric device using a power of 650 watts is approximately 27.7 ohms.
How determine resistance from power and votage?Ohm’s law states that the potential difference between two points is directly proportional to the current flowing through the resistance.
Hence
V = IR
R = V/I
Where V is the voltage or potential difference, potential difference, I is the current and R is the resistance.
We need to first find the electric current I.
Note:
Power = Voltage × Current.
Hence:
Current I = Power/Votage
Plug in the values
I = 650 / 120
I = 13/3 A
Substituting the values of voltage and current intio the above formula, we can calculate the resistance:
R = V/I
R = 120 / (13/3)
R = 27.7 ohms
Therefore, the resistance is approximately 27.7 ohms.
Learn more about ohms law here:
https://brainly.com/question/12948166
#SPJ1
Write a short essay describing the six key features of Mesopotamia. Be sure to include how it advanced human society as a whole.
Mesopotamia, with its key features of specialization, government, cities, religion, trade, and written records, advanced human society by fostering economic growth, establishing governance structures, creating urban centers, facilitating cultural exchange, promoting trade networks, and revolutionizing communication and knowledge preservation through writing.
Mesopotamia, often referred to as the "cradle of civilization," possessed several key features that contributed to its advancement and influenced human society as a whole. These features include specialization, government, cities, religion, trade, and written records. Let's explore each of these key features and their significance.
Specialization: Mesopotamian society developed specialization, where individuals began to focus on specific occupations and trades. This led to the emergence of skilled craftsmen, farmers, priests, scribes, and merchants. Specialization allowed for the production of surplus goods, leading to economic growth and the establishment of a more complex society.
Government: Mesopotamia witnessed the development of early forms of government. Initially, city-states were governed by religious leaders known as priest-kings. Over time, as society grew more complex, secular leaders, such as kings, emerged to rule the city-states. These early forms of governance laid the foundation for later systems of government and administration.
Cities: Mesopotamia was characterized by the rise of urban centers. These cities served as political, economic, and cultural hubs. They were densely populated, with advanced infrastructure, including defensive walls, temples, markets, and residential areas. The cities of Mesopotamia, such as Ur, Uruk, and Babylon, provided the framework for the organization and development of early urban societies.
Religion: Religion played a central role in Mesopotamian society. The people of Mesopotamia believed in a pantheon of gods and goddesses and practiced polytheism. Temples were constructed as sacred spaces to honor and worship deities. Priests held significant influence, serving as intermediaries between the people and the divine. Religious beliefs and rituals provided a sense of identity, social cohesion, and moral guidance to the Mesopotamian community.
Trade: Mesopotamia's strategic location between major rivers, the Tigris and Euphrates, facilitated extensive trade networks. The abundance of resources, such as fertile land for agriculture, allowed for surplus production. This surplus was exchanged with neighboring regions, fostering trade and the establishment of commercial relationships. The exchange of goods and ideas through trade networks promoted cultural diffusion and contributed to the overall prosperity and interconnectedness of Mesopotamia.
Written Records: Mesopotamia is credited with the invention of writing, making it one of the earliest literate civilizations. Scribes used wedge-shaped marks known as cuneiform to record important information on clay tablets. The development of writing enabled the recording of laws, contracts, administrative documents, literature, and historical accounts. Written records not only facilitated communication and administration but also served as a means of preserving knowledge and passing it down through generations.
Collectively, these key features of Mesopotamia played a pivotal role in advancing human society as a whole. Specialization allowed for the efficient allocation of resources and the growth of economies. The establishment of early forms of government provided organization and stability to communities. Urbanization transformed social structures and fostered cultural and intellectual exchange. Religion served as a unifying force and provided a moral framework. Trade networks expanded horizons and facilitated the exchange of goods and ideas. Finally, the invention of writing revolutionized communication, education, and the preservation of knowledge.
Therefore, Mesopotamia's legacy as a cradle of civilization lies in its ability to establish foundations for complex societies, laying the groundwork for subsequent advancements in various aspects of human life.
To learn more about Communication click:
https://brainly.com/question/29811467
#SPJ1
A pilot wants to fly due north a distance of 125 km. The wind is blowing out of the west at a constant 35 km/h. If the plane can travel at 175km/h, how long will the trip take?
The time taken for the trip is determined as 0.73 hrs.
What is the time taken for the trip?The time taken for the trip is calculated by applying the following formula as follows;
time taken for the trip = ( total displacement ) / (average velocity)
To determine the total displacement of the pilot we will use Pythagoras theorem as follows;
(175 t)² = (35t)² + 125²
where;
t is the time of motion30625t² = 1225t² + 15625
Simplify the equation further and solve for t;
30625t² - 1225t² = 15625
29400t² = 15625
t² = 15625/29,400
t² = 0.53
t = √0.53
t = 0.73 hrs
Learn more about time of motion here: https://brainly.com/question/24739297
#SPJ1
how in a simple machine direction changer
In a simple machine the direction changes by using the pulley. By applying the force on the pulley, by pushing down and the object moves up.
The simple machine allows to change the direction is a pulley. The pulley machine acts as a direction changer and is also used to change the direction of the force. When the wheel rotates, the cord can move in either direction.
The pulley has a wheel and hook. By attaching the hook to the cord, the wheel rotates making the object move up or down much easier when the force is applied to the pulley. These machines use pivot points to balance.
Hence, the simple machine called a pulley, is used to change the direction of force and makes the object moves up.
To learn more about Pulley:
https://brainly.com/question/28974480
#SPJ1
2. The muscles on the right side of your body are controlled by what part of your brain? the right cortex the right hemisphere the left cortex the left hemisphere
Answer:
Motor cortex
Both hemispheres have a motor cortex, with each side controlling muscles on the opposite side of the body (i.e, the left hemisphere controls muscles on the right side of the body).
Explanation:
Particles q1 = -8.99 μC, q2 = +5.16 μC, and
q3=-89.9 μC are in a line. Particles q1 and q2 are separated by 0.220 m and particles q2 and q3 are separated by 0.330 m. What is the net force on particle q1?
Explanation:
, the net force will be felt on particle approximately 15.39 N to the right.
how are electricity and magnetism related to each other
Electricity and magnetism are related to each other as by changing the electric field the magnetic field is produced and by changing the magnetic field, the electric field is produced.
The electric field is produced by a moving charge. The field produced over the charge is called an electric field. The moving charges or electrons give current flow in the conductor. By varying current, the magnetic field is created on a metal. When a current flows through the circuit having a compass, the needle of the compass gets deflected as it shows the presence of a magnetic field in the circuit.
The magnetic field is produced by a magnet either the magnet is temporary or permanent. The field around the magnet is called a magnetic field. This field helps in the attraction and repulsion of objects. When there is a change in the magnetic field in a circuit, the current is produced. This process is called induction.
By moving a magnet in the coil of wire, the current flow was detected in the ammeter, but when the magnet is placed inside the coil, there is no current flow. Hence, only by moving the magnet, the current is produced in the circuit.
Thus, electric and magnetic fields are interrelated, by changing one the other can be produced. Thus, by changing the magnetic field, the electric field is produced and vice-versa.
To learn more about electric and magnetic fields:
https://brainly.com/question/11482745
#SPJ1
1. List five examples of pseudoscience found on the Internet. These could be websites, blogs, or online newspaper and magazine articles.
The five examples of pseudoscience found on the Internet include the following:
Ancient Astronauts and Crop CirclesMoon Landing Conspiracy or the Flat EarthAstrologyPolygraphs and HypnosisConversion TherapyWhat are Pseudosciences?Pseudosciences is defined as the science that is regarded as false science because it deals with something that has no connection to proper scientific methodology and cannot be proven realistically.
The different types of Pseudosciences include the following:
Ancient Astronauts and Crop Circles: This believes that a point in time, that aliens must have visited the earth to influence civilization.Moon Landing Conspiracy or the Flat Earth: This believed that original moon landing by astronauts didn't occur and that the earth is flat in shape.Astrology: This believes that celestial bodies have some effect on the behavior or future of a person's life.Polygraphs and Hypnosis.Conversion Therapy.Learn more about earth shape here:
https://brainly.com/question/30820375
#SPJ1
If a third resistor is added in a parallel to the other 2 resistors, How will that affect the brightness of the original 2 light bulbs?
The original two light bulbs will appear brighter when the third resistor is added in parallel.
When a third resistor is added in parallel to the other two resistors in a circuit, it will have an impact on the overall brightness of the original two light bulbs.
In a parallel circuit, each resistor has its own branch connected to the power source. The current flowing through each branch is inversely proportional to the resistance of that branch. Adding a third resistor in parallel means an additional path for current to flow.
The introduction of the third resistor reduces the total resistance of the circuit. As a result, the total current drawn from the power source increases, as per Ohm's Law (I = V/R). The increased current is distributed among the parallel branches, including the original two light bulbs.
Since the current through the bulbs is now greater, their brightness will also increase. This is because the brightness of an incandescent light bulb is directly proportional to the current passing through it.
It's worth noting that the specific effect on brightness depends on the resistance values of the resistors and the characteristics of the light bulbs. However, in general, adding a resistor in parallel reduces the overall resistance, increases the current, and subsequently enhances the brightness of the light bulbs in the circuit.
For such more questions on resistor
https://brainly.com/question/30611906
#SPJ8
A bar has a 20 N weight at one end, as shown in Figure 7.22. You have a weight of 15 N to hang somewhere on the bar so that the bar is in equilibrium. Where would you hang the 15 N weight on each of these bars? Consider the bar to have no mass.
The weight of 15N should be hung at a distance of 4/3 units from the fulcrum, on the opposite side of the bar to a weight of 20N.
The fulcrum is attained equilibrium when the principle of moments is equal to zero. The principle of momentum is defined as the body is said to be balanced when the clockwise movement about the point is equal to the anticlockwise movement about the same point.
When a weight of 15N is hung on the bar, it produces an anticlockwise movement with the same magnitude, opposes the clockwise moment produced by the weight of 20N on the fulcrum.
To find the distance (d) at which the 15N weight should be hung, the distance from the 20N weight to the fulcrum is 1 unit.
20×1 = 15×d
d = 20/15
=4/3 m
Thus, the weight of 15N should be hung by the distance of 4/3 units from the fulcrum, on the opposite side of the bar having the weight of 20N, to make the fulcrum to be at equilibrium.
To learn more about the principle of moments:
https://brainly.com/question/30338145
#SPJ1
represent the reading of a vernier caliper with a diagram showing the reading 45.75mm
The reading on a vernier caliper can be represented as 45.75mm.
1. Understand the components of a vernier caliper: A vernier caliper consists of two main scales - the main scale and the vernier scale. The main scale is typically graduated in millimeters, while the vernier scale is a smaller scale that slides along the main scale.
2. Locate the main scale: Identify the main scale on the vernier caliper. The main scale is usually marked on the fixed jaw of the caliper and extends in a linear fashion.
3. Identify the vernier scale: The vernier scale is attached to the movable jaw of the caliper. It slides along the main scale and consists of smaller divisions.
4. Align the zero marks: Close the jaws of the caliper and ensure that the zero marks on both the main and vernier scales are aligned.
5. Determine the main scale reading: Read the main scale value that aligns with the zero mark on the vernier scale. In this case, the main scale reading will be 45mm.
6. Locate the vernier scale reading: Examine the vernier scale and identify the division on the vernier scale that lines up perfectly with a division on the main scale. This will give you the additional measurement beyond the main scale reading.
7. Determine the vernier scale reading: Find the division on the vernier scale that aligns with a division on the main scale. The value of this vernier division corresponds to the additional measurement. In this case, the vernier scale reading will be 0.75mm.
8. Add the main scale and vernier scale readings: Combine the main scale reading and the vernier scale reading to get the final measurement. In this case, the final reading will be 45.75mm.
For more such questions on caliper, click on
https://brainly.com/question/24694454
#SPJ8
The diagram below shows snapshots of an oscillator at different times. What is the period of the oscillation
The recurrent transition of something between two locations or states is referred to as oscillation.
Thus, A sine wave—a wave with everlasting motion like the side-to-side swing of a pendulum or the up-and-down action of a spring with a weight—is an example of an oscillation.
An oscillation is a periodic motion that repeats itself in a regular cycle. Around an equilibrium point or mean value, an oscillating movement takes place. Periodic motion is another name for it.
An oscillation is a continuous movement that occurs throughout time, whether it is going up and down or side to side.
Thus, The recurrent transition of something between two locations or states is referred to as oscillation.
Learn more about Oscillation, refer to the link:
https://brainly.com/question/15360932
#SPJ1
