A 3.00-kg crate starting at rest slides down a rough 7.00-m-long ramp, inclined at 25.0° below the horizontal. The magnitude of the force of friction between the crate and the ramp is 8.30 N. (a) How much work is done on the crate by friction?   -58.1J (b) What is the change in potential energy of the crate in sliding down the ramp?   -85.26J (c) What is the speed of the crate at the bottom of the incline? m/s

Q: 2.A box is pushed by force of 300 N up an inclined plane (incline angle = 30.0°). The mass of the…

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Q: 1. A student of mass 40 kg caries a bag weighing 5000g from the ground floor to his class on the…

A: Work done by boy W= mgh Given that m= 5kg  h= 0.7m

Q: A student in a lab exerts a force of 25 N on an angle to pull a block by a distance of 48 cm. If a…

A: Given data :- Force F = 25 N Displacement d = 48 cm = 0.48 m Work done W = 11 J

Q: A 60.0-kg skateboarder comes over the top of a hill at 5.00 m/s and reaches 10.0 m/s at the bottom.…

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Q: 1. A block is acted on by a force that varies as (2.0 x 104N/m)x for 0 < x < 0.21m and then remains…

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Q: A 50-kg cavan of rice is pulled along a 10-m horizontal ramp with a force of 750 N. If it is dragged…

A: Given: Mass (m) = 50 kg  Force (F)  = 750 N  Displacement (d) = 10 m

Q: A boy pulls a 30.0-kg box with a 130-N force at 33° above a horizontal surface. If the coefficient…

A: Given:- The mass of the box m = 30 kg  pulling force F = 130 N at 33o above a horizontal surface…

Q: A 15.1-kg box is being pushed from the bottom to the top of a frictionless ramp. When the box is…

A: Write the given values with the suitable variables. m=15.1 kgW=58 Ju=0 m/sv=1.50 m/s Here, m, W, u,…

Q: 1. A force F = 3xî + 5yj, where F is in newtons and x and y are in meters, acts on an object as the…

A: Given  F→=3x i ^ +5y j^displacement from x=0 to 4.52 so dispacement vectord→=(4.52-0) i^=4.52 i^…

Q: A crate of mass 10.0 kg is pulled up a rough 20o- incline. The pulling force is 100 N parallel to…

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Q: A force of 6.0 N is used to accelerate a mass of 1.0 kg from rest for a distance of 12m. The force…

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Q: A 30.6 kg child starts from rest at the top and slides down a slide that is 1.68m high. At the…

A: Mass(m) =30 kg  Height(h) =1.68m  Speed at bottom (vf)=2.29 m/s  Speed at top (vi)=0 m/s  His…

Q: 7.A shopper pushes a grocery cart 20.0 m at constant speed on level ground, against a 35.0 N…

A: He pushes the car  a distance of s=20 m.  Frictional   Force                       =35 N .

Q: How much work is done when a force of 806.0 N is exerted while pushing a crate across a level floor…

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Q: 3. A sled of mass 70 kg starts from rest and slides down a 10° incline 70 m long. It then travels…

A: The work done by the system on the sled is W=700.76 J

Q: A worker pushes a 30kg crate along a 53degree incline, with respect to the horizontal. The worker…

A: The crate is being pushed by the worker up the incline, with an applied force of 307.36 N, to a…

Q: 1. A pillbox hat is filled with toothpaste until it has a mass of 9.2 kg. An inquisitive engineering…

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Q: 7. A Crate with mass 8.0kg is pulled up a 30° incline by a rope angled 18° above the incline. The…

A: Given  Mass = 8 kg  Theta = 30° Rope angle 18° Friction coefficient 0.25 Tension in Rope 120N Using…

Q: 1. A 51-kg packing crate is pulled with constant speed across a rough floor with a rope at an angle…

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Q: 4. A 128.0-N box is pulled up a frictionless ramp inclined at 30° from the horizontal at a distance…

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Q: A one-dimensional variable force in the x-direction is given as F(x) = 2 x 1.61, where Fis in…

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Q: 4. A 10kg object is travelling at a speed of 10m/s and then encounters a rough patch for 2m after…

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Q: You are working at a factory. You put a carton (box) with a mass of 2.5 kg on a 1.5-m frictionless…

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Q: A shopper pushes a grocery cart 20.0 m at constant speed on level ground, against a 35.0 N…

A: We know that-Work done, W=F×d    ...eatn 01where, F is applied  forced is distance…

Q: An eighteen-wheeler truck of mass 42.0x10 kg moves a speed of 32.0 m/s on a highway. Determine (a)…

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Q: 5. A person pulls a crate using a force of 56 N which makes an angle of 25° with the horizontal. The…

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Q: To clean a floor, a janitor pushes on a mop handle with a force of 50.0N.(a) If the mop handle is at…

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Q: You apply a constant :-68.0 N)î + (36.0 N)ĵ force to a 350-kg car as the car travels 35.0 m in a…

A: Given that, the displacement of the car, S=35m in a direction 2000 counterclockwise from +X…

Q: 1. A crate of mass 10.0 kg is pulled up a rough 20 degrees incline. The pulling force is 100 N…

A: This is the FBD for the given system. Here, m = 10 kg θ = 200 F= 100 N µ = 0.4 d = 5 m

Q: All of the following have the same dimensions except O volt/amp. O henry/second. There are no…

A: We have three different dimensions. Now we have to rearrange these dimensions to check that they all…

Q: onconservative pushing force does 58.0 J of work. How much work is done by the pushing force when…

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Q: Question: The book from problem 1 is then allowed to slide down a straight ramp which makes a 26.0o…

A: The distance to which the book is raised can be calculated using the formula of work done. W=F·d125…

Q: 1. How far must a 12N force pull a 150g toy car if 600 J of energy are transferred? distance m 2. An…

A: 1)Force applied=12N mass of the toy car=150gm=0.15 Kg Energy transferred to the toy car=600J…

Q: ) How much work do you do if you carry a 100 N backpack up a flight of stairs with a height of 5 m?…

A: FORCE=100n DISPLACEMENT=5M work done by you=(force)(displacement)=100 X 5m=500J (ANSWER)

Q: How much work is done by gravity when dead lifting a 100.0 kg barbell 81.54 cm from the floor to hip…

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Q: A worker pushes a 30kg crate along a 53degree incline, with respect to the horizontal. The worker…

A: Given data m=30 kgθ=53°d=4.5 m here, m is the mass of the object. While d is the distance moved by…

Q: 3. A force of 10 N is applied to a small cart for a distance of 2.0 m. (a) What work is done on the…

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Q: A block of mass 2.00 kg is pushed 3.00 m along a frictionless horizontal table by a constant 17.0N…

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Q: 8. A boy pulls a 22.0-kg box with a 110-N force at 38° above a horizontal surface. If the…

A: 8.The work done by the boy is,

Q: T. A PLAYGROUND SLIDE IS 2M h = 2 m TALL. A) CALCULATE THE GRAVITATIONAL POTENTIAL ENERGY OF A 25 KG…

A: We will use the gravitational potential energy formula and conservation of energy. The formula for…