A 75.0-kg person climbs stairs, gaining 3.50 m in height. Find the work done to accomplish this task.

Q: Find the work done in moving object of mass 40 kg through distance of 6.66 m by applying force of 5…

A: Given data:  Displacement (d) = 6.66 m Force (F) = 5 N Required: Work done (W)

Q: In a time t=17.00 s, a 66.0-kg student runs at a steady pace up two flights of stairs whose combined…

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Q: A young boy pushes a cart with a force of 29 N directed at an angle of 25° below the horizontal. If…

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Q: A small truck has a mass of 2225 kg. How much work is required to decrease the speed of the vehicle…

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Q: A rock of mass 0.050 kg is thrown upward with an initial speed of 25 m/s. Find the work done by…

A: Given data: Mass of rock is, m=0.050 kg. Initial speed of throwing the rock is, u=25 m/s.

Q: How much work is done when you apply a horizontal force of 47N to push a 35 kg box 8.0 meters down…

A: Given data:  Horizontal force (F) = 47 N Displacement (d) = 8.0 m Required: Work (W)

Q: how much work did the movers do (horizontally) pushing a 46 kg crate 11.9 m across a smooth floor…

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Q: How much work is done on a small car if 4370 N force is exerted to move it 85.5 m to the side of the…

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Q: If your mother ask you to lift a 1 sack of rice and bring it home with a speed of 10km/hr for…

A: Work is said to be done when force applied on an object produces motion in  the object in the…

Q: How much work does a 69 kg person do against gravity in walking up a trail that gains 760 m in…

A: Work is a physical amount due to an outside force acting on a body to change position from a initial…

Q: A 75.0-kg person climbs stairs, gaining 2.50 meters in height. Find the work done to accomplish this…

A: Given:  mass,m = 75 kg  height, h = 2.5 m

Q: A 1200-kg car accelerates from 30 to 50 km/h in 5 s. How much work input does that require? answer…

A: Given value--- mass = 1200 kg. initial speed = 30 km/h. final speed = 50 km/h. Time = 5 sec. We…

Q: What is the minimum work needed to push a 950 kg car 710 m up along a 19.0° incline? Ignore…

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Q: While rearranging a dorm room, a student does 323 J of work in moving a desk 2.6 m. What was the…

A: Ans:-  Work:- The work done by a constant force acting on an object is equal to the displacement…

Q: How much work has to be done to accelerate 1320kg car from 115km/h to 130km/h ?

A: Given data:  Mass of car (m) = 1320 kg Initial velocity of car (Vi) = 115 km/h Final velocity of car…

Q: A 75.0-kg person climbs stairs, gaining 2.50 m in height. Find the work done to accomplish this…

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Q: The brakes of a truck cause it to slow down by applying a retarding force of 7380 N to the truck…

A: Work Done (W) = F*X Where,    F= force applied    X= displacement

Q: A mouse of mass 200 g falls 120 m down a vertical mine shaft and lands at the bottom with a speed of…

A: Mass of mouse , MA = 200 g = 0.2 kg Depth , d = 120 m  speed , v = 8.5 m/s   To find = work done on…

Q: A 75 kg person climbs stairs, gaining 1.50 m in height. Find the work done to accomplish this task.

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Q: How much work does it take to slide a crate 26 m along a loading dock by pulling on it with a 180-N…

A: Given Information: The distance is D=26 m The force is F=180 N The angle from the horizontal is 26°…

Q: a 75.8 kg person runs up a flight of stairs having a rise of 5.3 m in a time of 4.5 s. What average…

A: Given data: Mass (m) = 75.8 kg Height (h) = 5.3 m Time (t) = 4.5 s Required: The average power (P)

Q: A boy pushes a spring with maximum force of 75 N, compressing it 2.0 cm. How much work does the boy…

A: Given data: Applied force (F) = 75 N Compression or displacement (d) = 2.0 cm…

Q: A 2 kg object slides across a horizontal surface with an initial speed of 6.53 m/s. If the object…

A: Given- Mass of object m= 2kg Initial velocity v=6.53 m/s

Q: What is the work done by a man pushing a box with a 20 N force on a 3 m inclined plane 45° from the…

A: Given force of the box W = 20 N so the force applied P for moving 3 meter inclined plane…

Q: A 200-kg cart is pushed slowly up an incline. How much work does the pushing force do in moving the…

A: Part (6.3): Given: The mass of the cart is 200 kg. The height of the object from the initial point…

Q: A mouse of mass 176 g falls 92 m down a vertical mine shaft and lands at the bottom with a speed of…

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Q: Find the work done in joules by gravity as an object of the mass m310 kg is raised up at constant…

A: Mass = 10 kg  Displacement = h2 - h 1 = 80m - 22 m =  58 m As we know Workdone  is given by W  Which…

Q: A girl pushes her little brother on his sled with a force of 300 N and does work of 600 J. How far…

A: Given  Girl pushes his brother with the force F = 300 N. Work Done W = 600 J We know the expression…

Q: How much work must she do to pull the block up 12 meters? The mass is 43 kg.

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Q: Find the work done for a force F 24 N from æ =1 to æ =3 m.

A: Given, F=24x2 Need to calculate the work done to move it from x=1 to x=3

Q: How much work due to gravity is done on a 6.50 kg briefcase when it is carried from the ground floor…

A: Work done by a force F and displacement r is  w=F.r=Fr cosθ Where θ is the angle between force F and…

Q: The brakes of a truck cause it to slow down by applying a retarding force of 7760 N to the truck…

A: Given data:  Force (F) = 7760 N Distance (d) = 868 m Required: The work (W)

Q: How much work is done lifting a 200 N barbell vertically 0.5 m?

A: The weight of the barbell, Fg = 200 N The distance for which the barbell is lifted vertically, d =…

Q: A 75-kg person climbs some stairs at a constant rate, gaining 2.2 meters in height. Find the work…

A: Given data,  Mass of person (M) = 75kg Height achieved (h) = 2.2m

Q: How much work did the movers do (horizontally) pushing a 46.0-kg crate 9 m across a smooth floor…

A: Given Mass of the object  (m) = 46 kg Distance traveled = 9m

Q: An 88 kg person climbs stairs, gaining 4.1 m in height. Find the work done to accomplish this task.“

A: To reach a certain height, the work done is against gravitational energy, Therefore, Gravitational…

Q: How far must a 50 N force need to push an object to do 10 J of work?

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Q: What average power is required for a runner with a mass of 80 kg to reach a speed of 9 m/s during a…

A: Solution: Given that m = 80 kg v = 9 m/s t = 2 s

Q: A courageous warrior pushes a stone block 4.81 m. If they apply a force of 3780 N to do this, how…

A: Amount of work done by a force is equal to product of force and displacement. Work = Force x…

Q: A man pushes a lawn mower on a level lawn with a force of 201 N. If 38% of the force is directed…

A: Given,

Q: Find the work done in joules by gravity as an object of the mass m=9 kg is raised up at constant…

A: Given data: The mass of the object, m=9 kg. The initial height of the object, h1=26 m. The final…

Q: A ball is dropped from the top of a building at 14m, and is in free fall. If the ball is 1.2kg, find…

A: Given : Height of a building (h) = 14 m Mass of a ball (m) = 1.2 kg

Q: A person pushes a lawn roller through a distance of 10 m. If he applies a force of 25 N in a…

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Q: How far does a shopping cart travel if you do 650 J of work on it while the wheels exert 25 N of…

A: work done (w) = 650 JoulesFrictional force = 25 N

Q: How much work is done when a hoist lifts a 290-kg rock to a height of 5 m? (Use 9.8 m/s2 for the…

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