Question

A solid sphere of mass 2 kg is rolling
without slipping on a table with linear
speed of 0.5 m/s. Calculate its total kinetic
energy.

Answer 1

well, the equation for kinetic energy is this:
KE = (1/2)mv^2
therefore...
KE = (1/2)(2 kg)(0.5 m/s)^2
KE = 0.25 J

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