What is ratio of the final to the initial kineticenergy

Reference no: EM13647598

A sports car traveling along a straight line increases its speedfrom 20.5 mi/h to 59.8 mi/h.

a) What is the ratio of the final to the initial magnitude of itsmomentum?
b) What is the ratio of the final to the initial kineticenergy?

Reference no: EM13647598

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