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05/11/2021 10:33 am
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Two objects having equal masses are moving with uniform velocities of 2 m/s and 6 m/s respectively. Calculate the ratio of their kinetic energies.
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05/11/2021 10:36 am
Let masses of the two objects be m
v1 = 2 m/s
v2 = 6 m/s
KE1 = \(\frac{1}{2}\) m.(2)2
KE2 = \(\frac{1}{2}\) m.(6)2
Ratio = \(\frac{KE_1}{KE_2}\) = \(\frac{1}{9}\)