Question

A roller coaster is pulled to the top of a hill by the chain lift (the part that goes "click, click, click"). Which of the following is a consequence of conservation of energy?

Group of answer choices

a. The roller coaster can go upside-down, but only for a short time.

b. The roller coasters cannot travel higher than the hill with the chain lift.

c. The roller coaster will reach its maximum speed half-way down the hill.

d. The roller coaster will travel at a constant speed throughout the track.

Answer 1

Where V is the speed of roller coaster at the top of the loop,

r is the radius of the loop,

m is the mass of the passengers.

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