The roller coaster from problem #1 then tops a second hill at 15.0 m/s, how high is the second hill?

Problem #1: A roller coaster glides from rest from the top of an 80.0 meter hill. What is the speed of the roller coaster at the bottom of the hill?

Answer

a) Top speed of the roller coaster, v = 15 m/s

Maximum height reached by the roller coaster, h = ?

Using conservation of energy

b) Maximum height, H = 80 m

Top speed of the roller coaster, v = ?

Using conservation of energy

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