Physics

Problem

Bullet A has mass

10\,\text{g}

and leaves a gun at

400\,\text{m/s}

. Bullet B has mass

20\,\text{g}

and leaves another gun at

200\,\text{m/s}

. Which statement is correct regarding their kinetic energies? a) Both bullets have equal kinetic energy b) Bullet B has greater kinetic energy c) Bullet A has greater kinetic energy d) Comparison cannot be made with the given data

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