A log is pushed 2 m by a 5 N force. The opposing frictional force is 0.53 N. How much work is done by friction?

Q: As a 1,350 kg truck travels up a 15.9 m high hill, the nonconservative forces of friction and the…

A: According to the Work Energy theorem, work done by all kinds of forces on the body is equal to the…

Q: How much work do the breaks on a 3200 kg car need to do in order to slow it from 30 m/s to 20 m/s?

A: Given mass m=3200Kg V1=30m/s V2 = 20m/s According to work energy theorem work done by the car is…

Q: A force of F = 1.12 x 104 Newtons does work of W = 1.18 x 10° Joules. What is = Work Force)? the…

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Q: A car hits a pile of dirt and is stopped in 1.43 m. The work done on the car by the sand is 6.0 x…

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Q: 6. A child does 350 J of work to lift a box from the ground up to his tree house at a steady speed.…

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Q: 5-kg box is being pushed on a horizontal floor with a force of 30 N at a constant speed of 14 m/s.…

A: Work done = Force × displacement

Q: To push a 25 kg crate up a 270 incline, a worker exerts a force of 120 N, parallel to the incline.…

A: Given The mass of the crate is 25 kg. The angle of inclination is 27.0 degrees. The force is 120 N.…

Q: When released, a 100-g block slides down the path shown below, reaching the bottom with a speed of…

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Q: A7.3 kg raccoon climbs a 6.9 m tall tree in 22.5 s, how much work does the raccoon do

A: given mass of raccoon m = 7.3 kg height to climb h = 6.9 m time taken t= 22.5 s work done W = mgh…

Q: A box is pushed with the force of 15N. The box travels 2 meters. What is the total work? *   a. 0 J…

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Q: In the plot shown of force vs. distance, approximately how much work is done in moving an object…

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Q: A person pushes the wall with a force of 53N . How much work the person is doing on the wall.   A.…

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Q: Can the normal force on an object ever do work? yes no

A: Yes sometimes Normal force also do works on an object.

Q: ***A spring has a natural length of 10 cm. If 10 dynes of force is required to keep it stretched 1/2…

A: When in spring if some load is applied, then it is pulled downwards to some distance which depends…

Q: A sled of mass 70 kg starts from rest and slides down a 10° incline 80 m long. It then travels for…

A: Given Data: The mass of the sled is, m=70 kg The length of a horizontal sled is, l=20 m   The…

Q: person pulls a luggage along a level road for 5 m by exerting a force of 20N at an angle of 30° with…

A: Given: The displacement of the object is 5 m. The applied force is 20 N. The angle between applied…

Q: Jake pushes a 3.0 kg box 7.0 m across the floor with a force of 12 N. She then lifts the box to a…

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Q: An object of mass (m = 5.4 kg) moves under the influence of one force. That force causes the object…

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Q: 1. If 68 W of power is producing 18 seconds, how much work is done? b. A set of pulleys lifts an 800…

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Q: You pick up a 1 N box 1.5 m upwards and walk with it 10 meters across the room, after which you…

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Q: On a table rest 6 books of mass 0.27 kg and thickness 3.8 cm. How much work does it take to stack…

A: Number of books = 6Mass of each book = 0.27 kg Thickness of each book = 3.8 cm = 0.038 m

Q: A force of 20 N acted on a 5 kg object, moving it a distance of 4 m. How much work was done on the…

A: Given that-                                         Object mass(m)= 5kg…

Q: one point during a long-distance race, a 60.6 kilogram runner is moving at 3.10 m/s. At this point…

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Q: A worker pushes a wheelbarrow with a horizontal force of 240 N over a level distance of 5.0 m. If a…

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Q: A 1400 kg car accelerates from 5 m/s to 10 m/s. The net work done by the car is V2 500 J 200 J 300…

A: Given, Mass of car m = 1400 Kg Initial velocity of  the car u = 5 m/s Finial velocity of the car v =…

Q: 1.14 kg bucket is pulled at a constant velocity straight up a 5 m well. How much work does the…

A: Mass of bucket = 1.14 kg  Velocity = constant It means acceleration is zero. It is only possible…

Q: A force F = bx3 acts in the x direction, where the value of b is 3.7 N/m3. How much work is done by…

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Q: You push your 1,000 N car up a ramp that is 15 m long and forms an angle of 15 degrees above the…

A: Given data:  Weight of car (mg) = 1000 N Distance (d) = 15 m Angle (θ) = 15°, above the horizontal…

Q: A tow truck drags a stalled car along a road. The chain makes an angle of 30° with the road and the…

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Q: A car of mass 500kg is moving at 10m/s. The engine does work on the car and the speed increases to…

A: SOlution: given that m = 500 kg v1 =10 m/s v2 = 16 m/s

Q: You are working on a construction job and the boss asks you to hold a piece of plywood up at a…

A: Given: The weight of the wood is 34.1 N. The vertical displacement of the object is 1.27 m. The time…

Q: A body of mass 20 kg is lifted up through a height of 4 m. How much work is done? (take g = 9.81…

A: Given data,                    Mass, m = 20 kg                   height lifted, h = 4 m         Only…

Q: You push your physics book 1.50 m along a horizontal tabletop with a horizontal push of 2.40 N while…

A: Given data: Displacement in horizontal direction (d) = 1.50 m Horizontal push force (F) = 2.40 N…

Q: A horse pulls a cart with a force of 0.2 kN at an angle of 27 degrees with the horizontal and moves…

A: Given: The applied force is 0.2 kN. The angle of the force with horizontal is 27o. The speed of the…

Q: dog picks up a 20 kg bone 0.40 m. carries it 30 m down the hall, and sets it back down 0.40 m to the…

A: Mass of bone = 20 kg  Initial vertical displacement = 0.4 m  Horizontal displacement = 30 m  Final…

Q: A force of 20.0 N acts on a 5.0 kg object through a parallel distance of 1.3 m. How much work is…

A: Given:- Force = 20 N mass of object =5 kg   parallel distanace=1.3 m  Find:- How much work is done…

Q: A bodybuilder lifts a 350 N set of weights from ground level to a position over his head, a vertical…

A: Step 1Work done by a system iswhere F is the force and d is the distance travelled by the system

Q: A man pulls a 4.6-kg sled 50 meters along an angled hill with a force of 36 N, which elevates the…

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Q: You push a heavy box along the floor with a force of 775 N for a distance of 15 meters.  The…

A: Given data The force applied by the person is given as F = 775 N. The distance traveled by the…

Q: 10.0 m + 8.0 m A 2.4 kg flower pot is on a shelf 10.0 meters above the floor. How much work was done…

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Q: A 4.8 kg box has an acceleration of 1.8 m/s? when it is pulled by a horizontal force across a…

A: Mass of box= 4.8 Kg Acceleration= 1.8m/s2 Coefficient of kinetic friction= 0.5 Distance covered by…

Q: If gravity is pulling a 0.15 kg ball down 2.0 meters, what is the magnitude of the force doing work…

A: Given: The mass is 0.15 kg. The distance covered is 2.0 m.

Q: 35 N applied force pushes a box to the right. The box moves 12 m. How much work was done by the…

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Q: A spring with a spring constant of 2.0 N/m is compressed by 50 cm. How much work was done on the…

A: Given

Q: A mule tows a barge down a 1.0 kilometer canal. If the mule pulls the barge with a 283 N force at an…

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Q: crane engine exerts a constant 79,714 N force on the other cars for 1 kilometer while bringing them…

A: Force exerted by engine = 79714 N  Distance moved = 1 km   = 1000 m  Initial speed= 0m/s Final speed…