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Conservative Forces & Inclined Planes Solutions Library

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Conservative Forces & Inclined Planes

Q. A ski starts from rest and slides down a 26 incline 85 m long.If the coefficient of friction is 0.085, what is the skis speed at the base of the...

Solved • Oct 31, 2018

Conservative Forces & Inclined Planes

Q. A 62 kg skier starts from rest at the top of a 1200-m-long trail which drops a total of 210 m from top to bottom. At the bottom, the skier is mov...

Solved • Oct 31, 2018

Conservative Forces & Inclined Planes

Q. A 16.0 kg child descends a slide 2.30 m high and reaches the bottom with a speed of 1.60 m/s .How much thermal energy due to friction was generat...

Solved • Oct 31, 2018

Conservative Forces & Inclined Planes

Q. A novice skier, starting from rest, slides down a frictionless 13.0 incline whose vertical height is 130 { m { m m}} .How fast is she going when s...

Solved • Oct 31, 2018

Conservative Forces & Inclined Planes

Q. A sled is initially given a shove up a frictionless 23.0° incline. It reaches a maximum vertical height 1.27 m { m { m m}}higher than where it star...

Solved • Oct 31, 2018

Conservative Forces & Inclined Planes

Q. A 61.0-kg skier starts from rest at the top of a ski slope of height 66.0 m .If frictional forces do −1.06×104 J of work on her as she descends, ...

Solved • Oct 31, 2018

Conservative Forces & Inclined Planes

Q. A truck with mass m has a brake failure while going down an icy mountain road of constant downward slope angle 0 . Initially the truck is moving ...

Solved • Oct 31, 2018

Conservative Forces & Inclined Planes

Q. A 28-kg rock approaches the foot of a hill with a speed of 15 m/s. This hill slopes upward at a constant angle of 40.0 above the horizontal. The c...

Solved • Oct 31, 2018

Conservative Forces & Inclined Planes

Q. A 1560 kg rocket is to be launched with an initial upward speed of 53.0 m/s . In order to assist its engines, the engineers will start it from res...

Solved • Oct 31, 2018

Conservative Forces & Inclined Planes

Q. A crate of mass M starts from rest at the top of a frictionless ramp inclined at an angle alpha above the horizontal. Find its speed at the bottom ...

Solved • Oct 31, 2018

Conservative Forces & Inclined Planes

Q. While a roofer is working on a roof that slants at 41.0 above the horizontal, he accidentally nudges his 91.0 N toolbox, causing it to start slid...

Solved • Oct 31, 2018

Conservative Forces & Inclined Planes

Q. You are designing a ski jump ramp for the next Winter Olympics. You need to calculate the vertical height h from the starting gate to the bottom of...

Solved • Oct 31, 2018

Conservative Forces & Inclined Planes

Q. A long ramp made of cast iron is sloped at a constant angle kg = 52.0m/s above the horizontal. Small blocks, each with mass 0.42 m kg bu...

Solved • Oct 31, 2018

Conservative Forces & Inclined Planes

Q. What height does a frictionless playground slide need so that a 35 kg child reaches the bottom at a speed of 5.7 m/s?

Solved • Oct 31, 2018

Conservative Forces & Inclined Planes

Q. Justin, with a mass of 45 kg, is going down an 8.0-m-high water slide. He starts at rest, and his speed at the bottom is 12 m/s.How m...

Solved • Oct 31, 2018

Conservative Forces & Inclined Planes

Q. Truck brakes can fail if they get too hot. In some mountainous areas, ramps of loose gravel are constructed to stop runaway trucks that have lost t...

Solved • Oct 31, 2018

Conservative Forces & Inclined Planes

Q. Sam, whose mass is 71 kg , straps on his skis and starts down a 56 m -high, 20 20 N frictionless slope. A strong headwind exerts a ho...

Solved • Oct 31, 2018

Conservative Forces & Inclined Planes

Q. A block of mass 10.0 kg slides 16.0 m down a 36.9° incline, from point A at the top of the incline to point B at the bottom. As the block moves fro...

Solved • Jan 30, 2017

Conservative Forces & Inclined Planes

Q. A box of mass m = 1.80 kg is at point A, which is at the top of an inclined plane of length ℓ = 2.40 m and inclination angle θ = 36.9°. The incline...

Solved • Jan 16, 2017

Conservative Forces & Inclined Planes

Q. A box of mass m = 1.80 kg is at point A, which is at the top of an inclined plane of length ℓ = 2.40 m and inclination angle θ = 36.9°. The incline...

Solved • Jan 16, 2017