Question: A thin hoop ( mass m , radius r ) is released from the top of an inclined plane. It travels down that incline and

A thin hoop

(

mass

m,

radius

r)

is released from the top of an inclined plane. It travels down that incline and up another one. The first incline has friction; the second does not. What is the ratio of the initial height of the hoop to the final height of the hoop? Express your answers in terms of variables given, numbers and physical constants such as

g .

A thin hoop ( mass m , radius r ) is released

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