A block of mass 10 kg is being pulled in a straight line alone the ground by a 60 N force directed 45 degrees above the horizontal. The kinetic coefficient of friction between the ground and the block is µK = 0.20. The box is pulled a distance of 6.0 meters and starts from rest. Find the speed of the box at the 6 meters. Use work-energy theorem.

Q: On an essentially frictionless, horizontal ice rink, a skater moving at 6.0 m/sm/s encounters a…

A: Given initial speed= 6m/s Final speed = 2.88m/s Friction force = 0.22Mg = 2.2M Change in kinetic…

Q: Problem 5: A box m = 71 kg is being pulled by a constant force F = 150 N at an angle of 0 = 29…

A: mass, m = 71 kg  force, F = 150 N  distance, d = 5.6m  angle, θ = 29°

Q: An 8.0 kg sled is initially at rest on a horizontal road. The coefficient of kinetic friction…

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A: Given: Mass of the elevator is m=1260 kg Acceleration of the elevator is a=1.20 m/s2 Height gained…

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Q: Chapter 6: Work and Kinetic Energy: A block of mass 10 kg is being pulled in a straight line alone…

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Q: Shown below is a 59 kg crate that is pushed up a 30° incline by the horizontal force F. The…

A: GivenShown below is a 59 kg crate that is pushed up a 30° incline by the horizontal force F. The…

Q: An Eskimo returning from a successful fishing trip pulls a sled loaded with salmon. The total mass…

A: Given: Total mass of sled and salmon = 50 kg Force exerts by Eskimo, F = 1200 N Displacement, S = 5…

Q: You may have noticed runaway truck lanes while driving in the mountains. These gravel-filled lanes…

A: Given information: The length of the lane, d=33.0 m The initial speed of the truck, u=60.0 mph=26.8…

Q: A child on a sled is initially at rest on an icy horizontal surface. The sled is pushed until it…

A:

Q: a 12 kg box is pushed 3.45 m across the floor by a horizontal force. The coeffcients of static and…

A: Given that,Mass of box : m = 12 (kg)Coefficient of kinetic friction : μk = 0.444Coefficient of…

Q: A child on a sled is initially at rest on an icy horizontal surface. The sled is pushed until it…

A:

Q: A box m=73 kg is being pulled by a constant force F=187 newtons at an angle of 29 degrees. The…

A: Given data The mass of the box is m = 73 kg The magnitude of the constant force is F = 187 N The…

Q: A cord is used to vertically lower an initially stationary block of mass M = 20 kg at a constant…

A: mass, m  = 20 kg  downward acceleration, a = g/4  distance, d = 1.5 m

Q: The acceleration of a 2.00 kg object is shown below.  If as=6.0 m/s2, and the object starts from…

A: Given, Acceleration vs distance graph

Q: A box m = 64 kg is being pulled by a constant force F = 143 N at an angle of θ = 43 degrees. The…

A: The mass of the box is m = 64 kg. The force acting on the box is F = 143 N. The value of the angle…

Q: speed at x = -4.5 m is v = 22.C

A:

Q: Points A and B are 5.0 m apart.  The force indicated by the arrow acts on the block with a magnitude…

A: Here work done by the applied force is W= Force applied×displacement=2×5=10 Joule Work done by the…

Q: A box is initially sliding across a frictionless floor with a constant speed of 2.5 m/s. Then, the…

A: According to the work energy theorem, Work done by the friction = change in kinetic energy

Q: A 2.0-kg block slides down a frictionless incline from point A to point B. A force (magnitude P =…

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Q: Starting from rest, a 24.6 kg suitcase slides 4.81 m down a frictionless ramp inclined at 36.9° from…

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Q: A 9.00 kg package in a mail-sorting room slides 2.30 m down a chute that is inclined at 54.2 degrees…

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Q: A 67.6 kg runner has a speed of 5.10 m/s at one instant during a long-distance event. (a)Apply…

A: mass = 67.6 kg speed (u ) = 5.1 m/s   a) Runner's kinetic energy at this instant = (1/2) m(v)2 K.E =…

Q: A 1260-kg car starts from rest at the bottom of a driveway and has a speed of 3.00 m/s at a point…

A: given -          mass of car = 1260 kg          initial velocity of car = 0 m/s          velocity of…

Q: kateboarder with mass ms = 46 kg is standing at the top of a ram

A: Given: Mass of skateboarder is ms=46kg hy=3.3m At the top of a ramp, initial speed of skateboarded…

Q: A little red wagon with mass 7.00 kg moves in a straight line on a frictionless horizontal surface.…

A:

Q: A machine applies a force on a box of mass 5.00 kg. The force varies along its path as shown in the…

A: (a)   The net work-done on the box can be calculated as,

Q: A 1 kg box is sliding with a speed of 2 m/s on a horizontal surface at x=0 m. The friction force is…

A:

Q: The driver of an 1600 kg car (including passengers) traveling at 25.0 m/s slams on the brakes,…

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Q: A 5.40-kg box rests on a horizontal surface. The coefficient of kinetic friction between the box and…

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Q: 1. In the figure the mass of the box is 0.15 kg. It slides down the track from point A and reaches…

A: We use the work-energy theorem to calculate the coefficient of friction.

Q: A factory worker moves a 20.0 kg crate a distance of 4.40 m along a level floor at constant velocity…

A: ...

Q: The diagram shows a crate with mass m = 25.9 kg being pushed up an incline that makes an angle φ =…

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Q: A grocery cart with a mass of 10 kg is being pushed at constant speed up a 25° ramp by a force Fp…

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Q: A child on a sled is initially at rest on an icy horizontal surface. The sled is pushed until it…

A:

Q: A box of mass m = 2.00 kg is tugged up a 3.00 m ramp from rest with a cable. The ramp has an incline…

A: in this question find work done by all factors like kinetic , potential and friction . and find…

Q: A 7 kg block is moved up a 25 degree incline by a force of 69 N, parallel to the incline. The…

A:

Q: On an essentially frictionless, horizontal ice rink, a skater moving at 4.3 m/s encounters a rough…

A:

Q: Ben carries a 250 N suitcase up three flights of stairs (a height of 12.0 m) and then pushes it with…

A: Given data as per question weight of suitcase =250N Height =12 m Horizontal force =50N Speed =0.10…

Q: A father pulls his young daughter on a sled with a constant velocity on a level surface through a…

A: Here the work done is W=686 JExplanation:Note- here the father is applying the force to pull her…

Q: A sledge loaded with bricks has a total mass of 18.9 kg and is pulled at constant speed by a rope…

A:

Q: A sledge loaded with bricks has a total mass of 17.9 kg and is pulled at constant speed by a rope…

A: Solution:given that m = 17.9 kg angle  =19.4 degree d = 20.4 m coeff of friction = 0.5