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A roller-coaster car is starting from rest from the top of the slope of height H....

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Physics

A roller-coaster car is starting from rest from the top of theslope of height H. As it reaches the bottom of the slope, it ismoving at 30 m/s along a straight horizontal track. Using theprinciple of conservation of energy,

a. Calculate the height H.

b. Calculate the speed of the roller-coaster car after climbingthe 10 m hill shown in the figure. Ignore friction.

c. What is the change in kinetic energy as the car goes a.Downhill and b. Uphill

d. What is the change in gravitational potential energy as thecar goes a. Downhill and b. Uphill

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Dear StudentAs mass of rollercoaster car is not given in the    See Answer
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