A moving bullet hits a solid target resting on a frictionless surface and gets embedded in it. What is conserved in this process ?
A
Both momentum and kinetic energy
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B
Kinetic energy alone
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C
Momentum alone
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D
Neither momentum nor kinetic energy
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Solution
The correct option is C Momentum alone Since the collision between bullet and target is perfectly inelastic in nature, so the momentum of the "bullet + target" system is conserved but the kinetic energy.