A 2.1 ✕ 103-kg car starts from rest at the top of a 4.7-m-long driveway that is inclined at 21° with the horizontal. If an average friction force of 4.0 ✕ 103 N impedes the motion, find the speed of the car at the bottom of the driveway.

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Q: iven: A bowling ball is dropped from the top of a building that has a height of h = 101 m. Assuming…

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Q: We want to slide a 10.0-kg crate up a 3.0-m-long ramp inclined at 30.0° A worker, ignoring friction,…

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Q: 62.0 kg skier starts from rest at the top of a ski slope 55.0 m high. (a) If the frictional forces…

A: mass of skier (m) = 62 kg height (h) = 55 m work done by frictional forces = -9800 J

Q: A block of mass M is at the top of a ramp of length L and angle 0. The block slides without friction…

A: According to the conservation law of energy, the relation between the kinetic energy and the…

Q: A box of mass m = 2.40 kg slides down a (frictionless) slope with an angle 30.0°. After sliding for…

A: Mass of the box, m=2.40 kg The inclination of the slope, θ= 30° The distance traveled by the box…

Q: A 36.3-kg child starting from rest slides down a water slide with a vertical height of 12.0 m.…

A: Given data: Mass of the child (m) =36.3 kg Vertical height (h) = 12 m Need to determine the Childs's…

Q: A package with a mass of 40.0 kg slides down a smooth ramp with negligible friction. The package…

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Q: A 2.1 × 103 -kg car starts from rest at the top of a 5.0-m-long driveway that is inclined at 20°…

A: Given data: Mass of car, m = 2.1 × 103 kg Length of driveway, L = 5 m  angle of inclination, θ = 20°…

Q: A cart, of mass m, is released at the top of a ramp of distance d and height h as shown. Neglect…

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Q: Calculate the speed of a 2.1 x 10^3-kg car at the bottom of a driveway if it starts from rest at the…

A: The mass of the car is M=2.1×103 kg The length of the driveway is D=5.0 m The angle of inclination…

Q: A 96-kg crate, starting from rest, is pulled across a floor with a constant horizontal force of 350…

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Q: A 2.1 x 103-kg car starts from rest at the top of a 4.4-m-long driveway that is inclined at 24° with…

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Q: 102 kg man is skiing across level ground at a speed of 9.5 m/s when he comes to the small slope 1.4…

A: Given:- The mass of the person m = 102 kg  The speed of the skis at the ground level vg = 9.5 m/s…

Q: A hockey puck is at the top of a 10 m long slippery slope, that makes an angle of 30° to the…

A: h= 10 m v= 5 m/s First, find the verticle height  H= h sin θH=10 sin 30H =5 m   For the conservation…

Q: A particle of mass 2.0 kg moves under the influence of the force F(x) = (−5x² : = 7x) N. If its…

A: We have to determine the speed of the particle. We know initial distance is -4 m, speed of particle…

Q: A girl and her bicycle have a total mass of 60 kg. At the top of the hill her speed is 5.0 m/s. The…

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Q: 35.6 kg child starting from rest slides down a water slide with a vertical height of 12.5 m.…

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Q: A 36.2-kg child starting from rest slides down a water slide with a vertical height of 12.5 m.…

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Q: A 34.6 kg child starting from rest slides down a water slide with a vertical height of 21.1 m.…

A: Mass of child, m=34.6 kg Vertical height, H=21.1 m Initial at rest, u=0 m/sLet bottom of slide is…

Q: A 60.0 kg skier with an initial speed of 13.0 m/s coasts up a 2.50 m high rise as shown in the…

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Q: When an automobile moves with constant speed down a highway, most of the power developed by the…

A: Given:Power developed by an engine = 190 HP.Speed of car = 31 m/s

Q: A 2.1 ✕ 103-kg car starts from rest at the top of a 5.8-m-long driveway that is inclined at 25° with…

A: Given, Car start from rest. Mass of car(m)= 2.1× 103-kg  Length of driveway (d)= 5.8 m  Angle of…

Q: A 2.1 x 103-kg car starts from rest at the top of a 5.5-m-long driveway that is inclined at 15° with…

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Q: A 104 kg man is skiing across level ground at a speed of 8.3 m/s when he comes to the small slope…

A: Given that,                     initial velocity(vi)=8.3m/s                     mass of man(m)=104kg…

Q: Resistance to the motion of an automobile consists of road friction, which is almost independent of…

A: Solution:Given:1 km/h = 0.27778 m/sW = weight of the car = 8600 Ng = gravitational acceleration =…

Q: A mechanic pushes a 2.50 x 103- kg car from rest to a speed of v,doing 5.00 x 103 J of work in the…

A: (a)The work done by the kinetic energy = kinetic energy of the car

Q: A stock car accelerates from rest down a track of length d = 400.0 m. In the absence of any friction…

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Q: 33.6-kg child starting from rest slides down a water slide with a vertical height of 14.0 m.…

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Q: A cart, of mass m, is released at the top of a ramp of distance d and height h as shown. Neglect…

A: By using conservation of energy, the total potential energy (P.E) at the top will get converted to…

Q: A 46.0-kg crate, starting from rest, is pulled across a floor with a constant horizontal force of…

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Q: A small block slides down a frictionless track whose shape is described by y = (x^2) /d for x0. The…

A: The frictionless track is described as, y=x2d for x>0 and y=-x2d for x<0. The value of d is…

Q: A 2.1 ✕ 103-kg car starts from rest at the top of a 5.3-m-long driveway that is inclined at 18° with…

A: The speed of the car at the bottom of the driveway is 11.91 m/s.Explanation:

Q: A skier starts from rest at the top of a hill that is inclined 9.50° with respect to the horizontal.…

A: Newton's second law of motion states that the acceleration of  body is directly proportional to the…

Q: A block slides down a frictionless inclined ramp. If the ramp angle is 30.0° and its length is 30 m,…

A: Given Data : The length of the ramp is given as L = 30 m. The angle of the ramp is given as θ=300

Q: A 69.0-kg skier with an initial speed of 12.8 m/s coasts up a 2.30-m high rise as shown. Find her…

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Q: A 32.3-kg child starting from rest slides down a water slide with a vertical height of 13.0 m.…

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Q: Resistance to the motion of an automobile consists of road friction, which is almost independent of…

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Q: A 108 kg man is skiing across level ground at a speed of 9.5 m/s when he comes to the small slope…

A: Mass of man (m) = 108 kg Initial speed (u) = 9.5 m/s Height of final level above the ground (h) =…

Q: 1.A sled slides without friction down a small, ice-covered hill. If the sled starts from rest at the…

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Q: A 30.7-kg child starting from rest slides down a water slide with a vertical height of 16.0 m.…

A: Given: Mass (m) = 30.7 kg. Vertical height (h) = 16.0 m.

Q: A 30.0-kg child starting from rest slides down a water slide with a vertical height of 10.0 m. What…

A: mass of child(m)=30 kg vertical height(h)=10m as child is coming down its potential energy is…

Q: A 67.0-kg skier starts from rest from the top of a 67-m high slope. What is the speed of the skier…

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Q: 14. In the figure, a 4.0 kg block slides along a track from one level to a higher level after…

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Q: Blocks 1 and 2, with masses m₁ and m2, are placed on a frictionless, horizontal table with an ideal…

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