An object that weighs 35 N on earth moves downward a distance of 120 min 22 seconds. What is the power output
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A: Mass of truck, M=1000kg Mass of load, m=100kg Initial speed of truck, u=40m/s Final speed of truck,…
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Q: Work-done and power sent by them?
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Q: Show that the function S = (mω/2)(q2 + α2) cot ωt − mωqα csc ωt is a solution of the…
A: Given S = mω2 q2+α2 cot ωt - mωqα csc ωt H = 12m p2 + m2 ω2 q2
Q: A 64 kg student travels from the first floor to the fourth floor of a school (a height of 15 m).…
A: Calculate the total work did she do climbing the stairs. Work doneW=Massm×g×height(h)…
Q: A 25 kg sack of rice is lifted 1.25 m above the floor for 50 sec. The rate at which work is done on…
A: Given Data: mass (m) = 25 Kg Height (h) = 1.25 m Time (t) = 50 s
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A: Write the expression for the work done. Here, F is the force, d is the distance, and θ is the angle…
Q: A person pulled a 5.0-kg water bucket from the well with a height of 5.0 m in 15 s. What is the…
A: Power = work÷time Here, work = change in potential energy = mgH -0 ( ere we have taken bottom most…
Q: An 80-kg jogger that is initially running at 5.0 m/s uniformly accelerates to 8.0 m/s in a time of…
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Q: What power output is required of a motor that needs to lift a 450 kg elevator car 12 meters in 8.0…
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Q: An electric motor raises an elevator weighing 1.20 x N a distance of 9 m in 15 s. What is the power…
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Q: A 1800 kg car accelerates from rest to a velocity of 18.0 m/s in 8s. Calculate the power output of…
A: Given, mass (m) =1800 kg velocity (v) = 18 m/s time (t) = 8 secs
Q: A crane lifts a 1460kg massive object from ground level to a height of 15m. This process is…
A: The given values are, m=1460 kgh=15 mt=49 s
Q: A 1500 kg car accelerates from rest to a velocity of 10.0 m/s in 5.00 s. Calculate the power output…
A: The objective of the question is to calculate the power output of the car during its acceleration…
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Q: A student who weighs 559 Ñ climbs a stairway verticals height 2.7 m in 20 s how much work is done?…
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Q: 50.0-kilogram crate a vertical distance of 3.00 meters in 3 seconds. How much power does the student…
A: Given parameters are, mass of crate , m = 50kg…
Q: The brakes of a truck cause it to slow down by applying a retarding force of 6610 N to the truck…
A: Given, Retarding force = 6610 N distance = 1100 m
Q: A 40-foot rope with a linear density of 0.1 pounds per foot is hanging from the edge of a balcony. A…
A: Given: e=0.1 pounds per foot L=40ft w=20lb
Q: A man pulls a wood block up an inclined plane to 12 m in 3 minutes at an angle 65o to the horizontal…
A: Given data: Distance travelled by block is, s=12 m. Time taken to cover the distance is, t=3 min=3…
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A: We know that the work done on an object is defined as when a force F is applied to an object of mass…
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A: Given: In a collision experiment, the collision happens with a clattering sound. Asked: a. How…
Q: A person pulls a crate 41.3 meters along a horizontal floor by a constant force 118.4 N, which acts…
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Q: How much power is required to lift a heavy solid concrete beam with mass 60.21 kg upward with a…
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Q: If a force of 1000 N moves a 40-m object in a time of 5.0, find the power generated by this force.…
A: Given data: Force (F) = 1000 N Displacement (d) = 40 m Time (t) = 5.0 s Required: Power (P)
Q: A student who weighs 543 N climbs a stairway (vertical height of 3.3 m) in 24 s. a) how much work…
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Q: a small electric motor lifts a 12.5 kg mass to a height of 4.20 in 75.0 s. what is the power output…
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Q: The value of work done is 344 J and displacement is 24 m. Calculate the force applied.
A: Introduction : In this question we are provided it value of work done and displacement . With…
Q: What is the work required to raise a 200 kg barbell to a height of 1.25 m? From the problem, what is…
A: Given:The mass of the barbell is 200 kg. The height of the barbell is 1.25 m.
Q: car (120 kg) accelerates from the rest to 25 m/sec in 11 sec, what is the value of the generated…
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Q: 2 people of the same mass climb the same set of stairs. Person A climbs the stairs in 25s. Person B…
A: Part (a) The work done does not depends on the time taken by both the people. The expression for…
Q: What is the power output for a 60kg person who climbs a 5 m high staircase in 15 s
A: The objective of this question is to calculate the power output of a person climbing a staircase.…
Q: A student who weighs 545 N climbs a stairway (vertical height of 4.3 m) in 30 s. What is the power…
A: The work done by the student is,
Q: Questions 1, 2, and 3 below refer to a person pulling a box mass m along a frictionless horizontal…
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Q: How much work is required to throw a ball with a mass of 0.19 kg 32.18 m/s. Assume the ball starts…
A: Given: Mass of ball, m=0.19 kg As the ball start from rest, hence initial speed of ball, u = 0 Final…
Q: A 2.248 kg car accelerates from rest to a velocity of 17 m/s in 14 seconds. The power of the engine…
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Q: Rita raises a 12.6 kg package to a height of 2.46 m in 2.97 s. How much power was expended on the…
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Q: A pump is capable of developing 4.00 kW of power. How many liters of water per minute can be lifted…
A: Given Power of pump = P = 4.00 kW Distance of water lifted = h = 35.0 m 1 L = 1 kg We have to…
Q: A student lifts a 900 N bar (200 lbs) 0.5 m in 2.0 seconds. What is the work done by the student on…
A: Given: The weight of the bar is 900 N. The displacement is 0.5 m. The time duration is 2.0 s.
Q: a force of 30.0 N is required to push a 20.0kg mass 2.00 m across the floor. the mass is then lifted…
A: The work done by a force is given by, W=Fdcosθ Here, F is the magnitude of the force, d is the…
Q: An electric hoist working at 65% efficiency lifts 255 kg to a height of 6.5 m drawing 1470 W of…
A: Efficiency e = 65 M = 255 kg H = 6.5 m P = 1470 w
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