Home Physics Work, Energy, Power and Collision Perfectly Inelastic Collision A ball is dropped from height 10 m. Ball is …
Physics Work, Energy, Power and Collision Perfectly Inelastic Collision MCQ (Single Correct)

A ball is dropped from height 10 m. Ball is embedded in sand 1 m and stops, then

A
Only momentum remains conserved
B
Only kinetic energy remains conserved
C
Both momentum and K.E. are conserved
D
Neither K.E. nor momentum is conserved

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The correct answer is:
A

Momentum of earth-ball system remains conserved.

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