The term “Flip-flop” relates to the actual operation of the device, as it can be “flipped” into one logical Set state or “flopped” back into the opposing logical set.
A flip-flop is a device which stores a single bit (binary digit) of data; one of its two states represents a "one" and the other represents a "zero". Such data storage can be used for storage of state, and such a circuit is described as sequential logic in electronics.
STATIC RAM (SRAM) consists of flip-flops, a circuit composed of four to six transistors. Once a flip-flop stores a bit, it keeps that value until the opposite value is stored in it.
Hence, logical set is used.
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land subsidence due to overdrawing can cause what to occur? question 19 options: the formation of sinkholes the inability to recharge the aquifer in the future damages to roads, building foundations, and sewer lines all of these choices are correct.
Land subsidence is the gradual or abrupt sinking of the Earth's surface caused by the migration of earth elements underground.
Aquifer-system compaction, drainage of organic soils, underground mining, hydro compaction, natural compaction, sinkholes, are the main causes of land subsidence. The loss of levee freeboard and subsequent reduction in flood protection, the change in gradient along water conveyance canals, damage to roads and bridges, and the collapse of water well casings are some major consequences of land. When a lot of groundwater has been taken out of particular kinds of rocks, like fine-grained sediments happens. The ground is held up in part by the water, which causes the rock to compact. The rocks collapse in on themselves when the water is turned off.
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a seesaw weighing 3 lb/ft of length is occupied by two children, each weighing 90 lb (see gure). the center of gravity of each child is 8 ft from the fulcrum. the board is 19 ft long, 8 in. wide, and 1.5 in. thick. what is the maximum bending stress in the board
The maximum bending stress in the board is 3420Psi.
B = 8 inch h = 1.5 inch
q = 3 lb/ft p= 90 lb d = 8 ft l = 9.5
[tex]M_{max} =[/tex] pd+[tex]\frac{q L^{2} }{2}[/tex]
= 720lb ft+135.4lb ft
= 855.4lb ft
= 10264 lb inch
S = [tex]\frac{bt^{2} }{6}[/tex]= 3.0[tex]in^{3}[/tex]
σmax = [tex]\frac{M}{S}[/tex]
= [tex]\frac{10264 lb inch }{ 3.0inch^{3} }[/tex]
= 3420Psi
What is bending stress?Bending stress is the normal stress that an object can withstand when an external load is applied to it at any cross section. Bending stress is also defined as the ratio of bending moment to section modulus.
If a transverse load is applied to a beam of arbitrary cross-section, the beam bends. In addition to bending, there can be other effects such as bending and twisting , and studying a problem that includes all the combined effects of bending, twisting, and buckling can be difficult. Therefore, we are only interested in studying bending effects.
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What is the overall meaning of the “Engineering V?
Answer:
Engineer V provides expert consultation in one or more areas for the design, development and implementation of technical products and systems. Resolves highly complex technical issues and conducts advanced research. Being an Engineer V recommends alterations to development and design to improve quality of products and/or procedures.
Explanation:
technician a says that loose fan belts are usually destroyed more rapidly than belts that are adjusted too tight. technician b says that too tight adjustment on poly-v fan belts can destroy bearings. who is correct?
The bearings and shaft experience additional loads as a result of this increased tension. Bearings' lifespans might be shortened by excessive stress.
Explain about poly v belt?The inside of the Poly-V Belt, also known as the Ribbed Belt, is lined with longitudinal v-shaped ribs. These ribs give the pulley and the belt a bigger surface area to contact, which increases friction force. Compared to a flat belt or rubber v-belt of the same size, the belt can convey more power as a result.
The Poly-V Belt's design ensures superior protection for all reinforcing cords, resulting in a more even load distribution. The Poly-V Belt also serves as a guide for a belt tensioner or idler pulley. Less space is needed for Poly-V Belt drives, and the Belt can be stretched under higher tension.
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a cylindrical tank is required to contain a gage pressure 660 kpa . the tank is to be made of a516 grade 60 steel with a maximum allowable normal stress of 150 mpa . if the inner diameter of the tank is 2.4 m , what is the minimum thickness, t , of the wall? express your answer with appropriate units to three significant figures.
The wall has a minimum thickness is t=5.28.The most popular way to gauge pneumatic pressure is with gauge pressure.
Explain about the Gage pressure?When internal pressure exceeds atmospheric pressure nearby, it is referred to be gauge pressure. It was created the gauge pressure scale. It is the system's compressed air's relative pressure. Since practically all pressure gauges register zero when they are exposed to the environment, gauge pressure can be either positive or negative depending on whether its level is above or below the reference atmospheric pressure.
The difference between the inner and external pressures is measured by the pressure gauge on a tank.
660 kpa is the gauge pressure.
Normal stress permitted is 150 Mpa.
Inner tank diameter is 2.4 meters.
Minimum wall thickness =?
There are two scenarios in the closed cylinder scenario.
One is longitudinal stress, and the other is circumferential stress.
Circumferential stress suggests
pd/2t
Where
t= thickness, d= diameter, p= pressure
replacing each value we receive,
t= 660x2.4/2 x 150
t = 1584/300
t=5.28
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why is it important not to rotate the crankshaft after the corrosion preventive mixtrure has been put into the cylinders on engines prepared for storage
It is important not to rotate the crankshaft after the 'corrosion preventive mixture' has been put into the cylinders on engines prepared for storage because 'the seal of the corrosion preventive mixture will be broken.
Corrosion preventive mixture refers to the mixture that is put in place to prevent the occurrence of corrosion. Corrosion preventive mixtures are designed to protect substrates, materials, and metallic structures from the deterioration that results from the chemical or electrochemical interaction of a substance with its immediate surroundings. It can be stated as corrosion preventive mixtures refer to the solutions used in industries to protect against the depletion of the mechanical, chemical, and physical properties of a material that is normally caused by corrosion. Corrosion prevention mixtures are used in industries to maintain the effectiveness, safety, and reliability of materials. It also helps to reduce the expensive replacement processes required in case corrosion occurs.
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a pump test is conducted in a leaky confined aquifer. the confining layer has a thickness of 1.5 m, while the aquifer has a thickness of 10 m. the well is pumped at 1000 m3/d, and it has a radius of 0.6 m. the drawdowns at 30 and 75 m from the well are 0.4 m and 0.25 m, respectively. determine the hydraulic conductivities of the aquifer and the confining layer
Hydraulic conductivities of the aquifer is 0.04212 m2/d and hydraulic conductivities of the confining layer is 0.280 m2/d.
for semi conductor layer (B) = 1.5
for aquifer (B) - 10
Q = 1000 m3/d
radius = 0.6 m
s1 = 0.25 m and s2 = 0.4 m
r2 = 75 r1 = 30
transmittivity= T =[tex]\frac{Q}{2\pi (S1-S2)} ln (\frac{r2}{r1)}[/tex]
= [tex]\frac{1000}{2\pi( 0.25-0.4) } ln \frac{75}{30}[/tex]
= 0.4212 m3/d
hydraulic conductivities of the aquifer
T= KB = 0.4212 m3/d
K = [tex]\frac{0.4212 m3/d}{10}[/tex]
= 0.04212 m2/d
hydraulic conductivities of the confining layer
T= KB = 0.4212 m3/d
K = [tex]\frac{0.4212 m3/d}{1.5}[/tex]
= 0.280 m2/d
What is hydraulic conductivity?Hydraulic conductivity, symbolically represented by K, is a property of porous materials, soil, and rock that describes the ease of fluid movement through a pore space or fracture network. Hydrologists need hydraulic conductivity values for modelling, and scientists use them to determine soil health or predict water flow through soil at different fields. Agricultural decisions are based on water conductivity when setting irrigation rates or predicting erosion or nutrient leaching.
Hydraulic conductivity determines how easily pore fluid escapes from a closed pore space. For a given deep-sea recharge time, increasing sediment hydraulic conductivity increases the amount of pore fluid escaping per unit time.
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What type of drum system is mostly to be found on the rear of a modern front wheel drive vehicle ?
Drum Brakes are mostly to be found on the rear of a modern front wheel drive vehicle.
What Is Drum Brake?
Drum brakes have been around since 1900 ,patented until 1902 by Louis Renault.
A drum brake is a brake that , causes friction caused by a set of shoes or pads that press outward against a rotating cylinder-shaped part called a brake drum.It rotates at the same speed as the wheel. The drum surrounds a set of brake shoes that are coated in materials that generate friction.Types of drum brakes
Leading/Trailing Shoe type. Twin-leading shoeDuo Servo.To know more about drum brakes from the given link
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A alloy bar 1m long and 200m in cross-section is subjected to compression force 20KN if the modulus of elasticity of the axial is 100Gpa. Find the decrease in length of the bar
A alloy bar 1m long and 200m in cross-section is subjected to compression force 20KN if the modulus of elasticity of the axial is 100Gpa. The decrease in the length of the bar is 1 X 10^-12m.
Define elasticity.
Elasticity, in physics and materials science, is the capacity of a body to withstand a force that distorts it and to recover its original size and shape when the force is withdrawn.
Elasticity is characterized as a feature of materials that allows them to resume their original shape after being deformed by stress that has been removed. The pascal is the SI unit for elasticity and the elastic modulus (Pa).
Solution Explained:
Given,
Length = 1m
Area of Cross-Section (A) = 200m^2
Tensile force (P) = 20kN
Modulus of elasticity (E) = 100Gpa = 1 X 10^11 N/m^2
Using the formula,
Δl = P X length / A X E
= 20 X 1 / 200 X 1 X 10^11
After calculation, we get
Δl = 1 X 10^-12m
Therefore, the decrease in length is 1 X 10^-12m.
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if an aircraft is loaded 90 pounds over maximum certificated gross weight and fuel (avgas) is drained to bring the aircraft weight within limits, how much fuel should be drained?
When an aircraft is loaded 90 pounds or more than the maximum certificated gross weight and fuel (avgas) is drained to bring the aircraft weight within limits, 15 gallons of fuel should be drained.
How is aircraft loaded moment calculated?Determine the empty weight of the aircraft and the weights of passengers, luggage, and fuel by consulting the pilot's operating manual. To determine the moment, multiply each weight by the arm, which is the separation from the reference datum. To determine the gross weight, add up all the weights. To find the total moment, add all the moments together.n= L/W Where L is the lift produced by the wing and W is the aircraft's gross weight. As lift and weight are different types of forces, units cancel out when calculating the load factor, leaving the load factor dimensionless. However, because load factor refers to a force, it is expressed in units of G's.To learn more about aircraft loaded moment refer to:
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In an industrial process, the diameter of a ball bearing is an important measurement. The buyer sets specifications for the diameter to be 3.0 ± 0.01 cm. The implication is that no part falling outside these specifications will be accepted. It is known that in the process the diameter of a ball bearing has a normal distribution with mean μ = 3.0 and standard deviation σ = 0.005. On average, how many manufactured ball bearings will be scrapped?
On average, the percentage of manufactured ball bearings that will be scrapped is 4.56%.
What is the manufactured ball bearings about?An example of a rolling element bearing is a ball bearing, which has three major purposes in addition to facilitating motion: carrying weights, lowering friction, and positioning moving machine elements.
Note that:
x1 = 3-0.01 = 2.99
x2 = 3+0.01 = 3.01
So, It can be scrapped by:
1−P(2.99 < Z <3.01)= 1−P (2.99 −3/ 0.005 < Z < 2.99+30.00/5)
=1−P(2.99 − 3/0.005 < Z <2.99 + 3/0.005)= 1 − P ( −2 < Z <2)
=1−(P (Z < 2.0) − (P (Z> − 2.0)) = ( P (Z > 2.0) + P( Z < −2.0)=
2 x 0.0228 = 0.0456
Therefore, the Answer will be 4.56% of the manufactured ball bearings need to be scrapped.
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the following statements are all correct except group of answer choices the pcm controls vacuum applied to vacuum operated egr valves. some systems monitor egr operation by using a map sensor. a potentiometer is used to determine egr valve position on many obd-ii systems. low restriction exhaust systems will have no effect on egr system operation.
All correct except "Some systems monitor EGR operation by using a MAP sensor ".
What controls the vacuum to the EGR valve?The vacuum to the diaphragm is adjusted by a vacuum solenoid in vacuum driven EGR valves, which then opens and closes the EGR.Some valves additionally come with a feedback sensor to let the ECU know where the valve is.Digital EGR valves typically have a feedback sensor in addition to a solenoid or stepper motor.The PCM can monitor EGR operation via the MAP sensor (manifold absolute pressure) , EGR position sensor, EGR temperature sensor, or Fuel trim.Use the freeze frame that is connected with the fault code when the EGR check engine light illuminates to try to diagnose the circuit in these circumstances.To learn more about MAP sensor refer,
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a fatigue test was conducted in which the mean stress was 60 mpa (8702 psi), and the stress amplitude was 230 mpa (33360 psi). (a) compute the maximum stress level. mpa (b) compute the minimum stress level. mpa (c) compute the stress ratio. (d) compute the magnitude of the stress range. mpa
The ratio of the least to highest stress is known as the stress ratio. 345 mpa is the greatest stress level.
Explain about the maximum stress level?
The mean stress is 60 mpa. The highest tensile stress and the minimum compressive stress, respectively, are denoted by the words "maximum stress" and "minimum stress." The stress range was established using the absolute difference between the highest and lowest stress.
Maximum stress level = 1/2 of the maximum and minimum stresses.
Then,
60 = 1/2 (Maximum stress minus Minimum stress)
230 = Maximum Stress plus Minimum Stress - (1)
As opposed to that,
Amplitude is= half of the maximum and minimum stresses.
120 = 1/2(Max. stress - Min. Stress) (Max. stress - Min. Stress)
460 equals Maximum Stress - Minimum Stress - (2)
Solving equations (1) and (2) yields:
Equation (1) + (2) 230 = Maximum stress + Minimum stress
460 = Maximum stress - Minimum stress
690 = 2 Maximum stress
690/2 = 345 mpa
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kalpakjian and schmid, problem 5.70. a 75-mm thick square plate and a right circular cylinder with a radius of 100 mm and height of 50 mm each have the same volume. if each is to be cast using a cylindrical riser, will each part require the same size riser to ensure proper feeding? explain.
Here, it is evident that a square plate requires more time than a cylinder. Therefore, a larger riser will be needed, and there will be a range of sizes for the riser.
We are aware that the time required for solidification equals C(volume/area), where C is a constant.
volume of cylinder = r2h where r = 100mm = 0.1 m and h = 50mm = 0.05 m
Cylinder volume = (0.1)
²×0.05 =0.00157m³
the cylinder's total surface area is equal to 2r² + 2rl (0.1)
Time taken for the cylinder = C(Volume/Area) = C(0.00157/0.0942) = (2.78 10⁻⁴)C since 2 + 2(0.1)(0.05) = 0.0942 m2.
For a square plate, h = 75 mm = 0.075m, l = b = x, and x = 0.144m. Accordingly, l = b = 0.144m, and the volume of the square plate is equal to 0.0157 m³ [A/C to inquiry].
Total surface area is equal to 2 (lb + bh + hl) (0.144)
Time taken for a square plate equals C(volume/area) = C(0.00157/0.0847) = (3.43 10⁻⁴)C because 2 + 4 (0.144) (0.075) = 0.0847 m³
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with respect to the following operating service characteristics of the modes of transportation, which combination is incorrectly specified? multiple choice speed: air is best; pipeline is worst. availability: truck is best; pipeline is worst. capability: pipeline is best; water is worst. dependability: pipeline is best; air is worst.
The mode of transportation is wrongly specified as having the superior capability: pipeline or water
Explain about the modes of transportation?Air, water, and land transportation which includes rails, roads, and off-road travel are the many forms of transportation. There are additional modalities as well, such as pipelines, cable transmission, and space travel.
Transport modes are the tools that enable both passenger and cargo mobility. They can be divided into three categories: land (road, rail, and pipeline), sea (shipping), and air.
The majority of Americans still drive to and from work. 76 percent of American commuters use their own automobile to get from home to work, making it by far the most common form of transportation, according to Statista's Global Consumer Survey.
These are the top four transportation methods (or types) used in the logistics sector Road, Sea, Air, and Rail.
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Arthur files a singe income tax return and his maximum tax-free interest under the education savings bond program is $6,000.00. How much of the interest is excludible if his modified adjusted gross income exceeds the applicable dollar limit by $5,000 (one-third of the phaseout range)?
The excludable interest is just $1,000 because Arthur's modified adjusted gross income exceeds the applicable dollar limit by $5,000.
What is tax?Tax can be defined as the sum that is received by an individual or an organization on its profits or other income, and it is then received by the government.
Interest on education savings bonds is tax-free up to a maximum of $6,000 per bond.
$5,000 is the excess of the modified adjusted gross income.
Arthur should not exceed the phase-out limits in terms of adjusted gross income.
As a result, since Arthur's modified adjusted gross income is $5,000 more than the applicable dollar limit, the excludable interest is $1,000.
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Schains 21 LINKS
Achains 21 LinkS
N 40° 30' E
4 chains 25 LINKS
5 chains
N 40° 30' E
FARM
3 chains
N 49° 30' W
1
ROAD
OLO
1. Determine the area of the enclosed property in square feet and acres.
2. How many linear feet of fencing would the farmer need to fence in the entire property?
3. If the land is valued at $4500.00 per hectare, what price did the farmer pay for the parcel?
4. Determine the three unidentified internal angles of the polygon.
5. Determine the bearings of the unidentified sides of the parcel.
1. The area of the enclosed property is 10,000 square feet.
2. The farmer would need 1,000 linear feet of fencing to fence in the entire property.
3. The farmer paid $20,000 for the parcel.
4. The three unidentified internal angles of the polygon are 90°, 45°, and 45°.
5. The bearings of the unidentified sides of the parcel are North, South, and East.
What is angles of the polygon?
An angle of a polygon is generated by two sides of the polygon that share a terminal in geometry. If a point within the angle is in the interior of a simple (non-self-intersecting) polygon, regardless of whether it is convex or non-convex, this angle is called an interior angle (or internal angle). Each vertex in a polygon has precisely one internal angle. A simple polygon is said to be convex if every internal angle is less than radians (180°).
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_____ can process many pieces of data at the same time and learn to recognize patterns.
Neural networks can process many pieces of data at the same time and learn to recognize patterns.
However, similar to the brain, such networks are capable of processing a variety of information concurrently, learning to spot patterns, and programming themselves to address similar issues on their own. Single instruction multiple data, or SIMD, is a type of parallel processing where a computer has two or more processors that all follow the same instruction set but handle distinct types of data. Large data sets that are based on the same predefined benchmarks are frequently analyzed using SIMD. Haptic interfaces, which are frequently used in gaming consoles, clothes, and sports training equipment, give tactile feedback by imparting vibrations or pressures to the user using actuators that are embedded in the device (for example, a cell phone).
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which of the following is not an acceptable means of making a steel column fire resistant? group of answer choices apply an intumescent mastic/paint. wrap the column with layers of drywall. encase the column in concrete. use a water-filled box column.
All of the above are acceptable means of making a steel column fire-resistant.
Spraying low-density fibers or cementitious compounds, also known as spray-applied fire-resistive materials, is the most common method of fireproofing.
Applying intumescent mastic/paint also known as intumescent paints protects steel members from fire. By creating a buffer between a steel element and the fire, intumescent coatings can expand by as much as 100 times their original thickness.
Encase the column in concrete is majorly utilized in large sections whereby steel is encased in. Based on the amount of concrete used, this requires more space than other options. Additionally, because it is not as visually appealing as others, it is utilized in settings where appearance is not the primary consideration.
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technician a says that the starter control circuit includes the ignition switch, neutral safety (clutch) switch, and solenoid. technician b says that the power circuit includes the battery, battery cables, solenoid, and starter motor. who is right?
Both technician A and technician B are right.
The starter control part contains the ignition switch, neutral safety switch, and solenoid. Meanwhile, the power circuit includes a power source to drive electrical current around the circuit (a battery) A conductor to carry the current around the circuit (some cable) A load that has resistance (a bulb, a heating element, a motor, etc.)
The starting system offers a step of rotating (cranking) the vehicle's internal combustion engine (ICE) to start the combustion cycle. The starting system includes the battery, cables, a solenoid, a starter motor, a ring gear, and an ignition switch.
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STINGY SAT is the following problem: given a set of clauses (each a disjunction of literals) and an integer k, find a satisfying assignment in which at most k variables are true, if such an assignment exists. Prove that STINGY SAT is NP-complete
In B, there can be no boundaries separating different pieces. Assume there was a contradiction.
Because it passes between two vertices that were left unaffected by the maximum matching edges, the edge may have been added to expand the size of the maximum matching. This goes against our presumption that the matching was the best possible match, hence edges between different parts of B are not viable. All of the graph's edges must therefore either be part of the maximum matching or be - between a vertex in B and one that is the terminal of a maximum matching edge. Choose a vertex in B specifically if one of the endpoints has an edge to it. It doesn't matter which one you choose if not.
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Why is light important to our laying chickens?
Light can be important to laying chickens since it provides heat so the mother can cover her eggs and provide the eggs with warmth so they can hatch, while also receiving heat from light. It provides extra comfort.
a(n) is a support system that is completely concealed in the wall and supports the load of the fixture by means of a suitable face plate and base support firmly anchored to the floor.
Carrier fitting is used to be a support system to complete secret in the wall and supports the load of the fixture by means of a suitable feature plate and base support firmly tie up to the floor.
Carrier means the term used to create a pipe, which carries a liquid or gas from its source to its destination and is laid underground, it is also used to support system. The drain in the conveyance pipe will discharge groundwater into the pipe or contaminate the environment with the product flowing in the pipe. The advantage of this is that it offers options to meet installation codes and demands while allowing flexibility to design a functional and compact plumbing drainage system.
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technician a says that proper starter operation depends on the battery being at a 95% charge and battery cables being of the correct size (gauge) and having no more than 0.8-volt drop. technician b says that voltage-drop testing includes cranking the engine, measuring the drop in voltage from the battery to the starter, and measuring the drop in voltage from the negative terminal of the battery to the engine block. who is right?
The right one is Technician b says that voltage-drop testing includes cranking the engine, measuring the drop in voltage from the battery to the starter, and measuring the drop in voltage from the negative terminal of the battery to the engine block .
What is a voltage drop test?To quickly identify high-resistance issues in a circuit, voltage drop testing is a straightforward but efficient diagnostic technique.You can measure the voltage drop across a load, device, or conductor using the DC voltage scale on your Digital Volt Ohm Meter (DVOM) or Digital Multi-meter.Utilizing a DMM to keep track of the voltage and amps being used by a specific circuit, group of circuits, component, or electrical system, voltage drop testing is carried out (windshield wipers, cruise control, charging system, etc.). The intended voltage or battery voltage is compared to the actual voltage next (if applicable).To learn more about voltage drop test refer to:
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Technician A says that a tapered roller bearing assembly has less rolling resistance than a similarly sized ball bearing assembly. Technician B says that the bearing assembly in a unitised wheel bearing assembly can normally be disassembled, cleaned, and repacked. Who is correct?
Technician A says that a tapered roller bearing assembly has less rolling resistance than a similarly sized ball bearing assembly. Technician B says that the bearing assembly in a unitized wheel bearing assembly can normally be disassembled, cleaned, and repacked. The technician that is correct is Technician B.
What is a Tapered Roller Bearing Assembly?A cup and cone assembly is used in tapered roller bearings. The cup is made up of the outer ring, and the cone assembly is made up of the inner ring, rollers, and cage. This bearing design accommodates combined loads while maintaining minimal friction during operation.
A roller bearing is a cylindrical element that allows a bushing or bearing block to move with little friction.
A ball bearing is a spherical unit with the same purpose as a roller bearing. The real distinction is the contact surface between the bearing and the rail.
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The orbital motion of water particles due to surface waves stops at a depth_
Select one:
O a. twice the wavelength
O b. equal to wavelength
O c. one-half the wavelength
O d. one-tenth the wavelength
The orbital motion of water particles due to surface waves stops at a depth of "one-half the wavelength" (Option C).
What is the orbital motion of water particles?Deep water waves (depth, D >λ /2) and shallow water waves (D < λ /20) both exhibit particle orbital motion. However, while deep water waves have a circular orbit, shallow water waves have an elliptical orbit with the primary axis in the horizontal plane [2, 3, 4, 5].
Instead, the water particles travel in circular orbits with a radius equal to wave height. This orbital motion arises because water waves include both longitudinally (side to side) and transverse (up and down) components, resulting in a circular motion.
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assume the filter is connected to a pure resistive load. the cutoff frequency is not to drop below 24 krad/s . what is the smallest load resistor that can be connected across the output terminals of the filter? g
The smallest load resistor that can be connected across the output terminals of the filter is RI≤864 ohms.
A resistor is a passive two-terminal electrical component used in circuits to implement electrical resistance. Resistors have a variety of purposes in electronic circuits, including lowering current flow, adjusting signal levels, dividing voltages, biasing active components, and terminating transmission lines.
In this questions, we will solve the following:
ω=2πf⇒ f=ω/2π
ω=27000
fc=R/2πL
27000/2π= R/(2π×0.004)
R=108 ohms
Cutoff frequency is determined by for terminated RL filters.
ω=(R || Rl)/ L
24000 ≥ (108 || Rl)/ 0.004
96 ≥ 108Rl/(108+Rl)
864 Ohms Rl
High-power resistors that can generate many watts of heat instead of electrical energy can be utilized as test loads for generators, power distribution systems, and motor controls. With temperature, time, or operating voltage changes, fixed resistors' resistances only slightly fluctuate. Variable resistors can be utilized as force sensors, heat sensors, light sensors, volume controls, lamp dimmers, humidity sensors, and chemical activity sensors.
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1. Which of the following is an example of blocking?
O Repressurizing valves
Raising machine components
Clamping springs
O Tagging belts
An example of blocking is repressurizing valves. The correct option is a.
What is blocking?Blocking means stopping something from coming or going somewhere. Controlling the pressure and flow within a piping system. Regulating the flow's direction within a piping system. Reducing the flow rates in a system of pipes. Enhancing security by reducing vacuum or pressure in a pipe system.
Valves have a wide range of applications, including controlling water flow for irrigation, industrial process control, and residential uses like on/off and pressure control for dishwashers, washers, and faucets.
Therefore, the correct option is a. Repressurizing valves.
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a transformer has 880 turns and 62 turns for the primary and secondary respectively. with no load on the secondary and a primary voltage of 2058.06 v, what is the output voltage of the secondary?
In a secondary coil, there are twice as many turns as there are in a main coil. A transformer with a turns ratio of 2:1 will have 100 primary turns and 50 secondary turns.
As a result, 60 volts will be impressed on the secondary if the primary is at 120 volts. Therefore, by multiplying both sides by N p, we may find N s, which equals N pV s over V p. The voltage drop is produced by a step-down transformer, which has a secondary coil with only 30 turns and 400 turns multiplied by 9.00 volts divided by 120 volts.
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in a device to produce potable water, humid air at 90 of, 29.7 in hg, and 95% relative humidity is cooled to 40 of at constant pressure. what volumetric flow rate of air into the cooler (ft3/min) is required to provide 10.0 gal/min of condensed water? (20 points)
The amount of water that flows through a specific surface in a unit of time is known as the volumetric flow rate. Or, to put it more simply, how quickly water moves through a pipe.
Volumetric flow rate is influenced by friction loss, water velocity, and pipe diameter. As is well known, volumetric flow determines how much space the molecules in a flowing gas occupy, while mass flow counts the number of molecules in the gas. Volumetric flow rates can significantly change in response to changes in pressure and/or temperature because gases are compressible and temperature has a large impact on them. Vacuum technology typically deals with three different types of flow: molecular flow, viscous or continuous flow, and the flow at their intersection.
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