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A wooden block (mass M) is hung from a p...

A wooden block (mass M) is hung from a peg by a massless string .A speeding bullet (with mass m and initial speed`v_(0)`) collides with block at time t=0 and embeds in it. Let S be the system consisting of the block and bullet. Which quantities are NOT conserved between t=-10 sec t=+10 sec?

A

the total linear momentum of S

B

the horizontal component of the linear momentum of S

C

the mechanical energy of S

D

the angular momentum of S as measured about a perpendicular axis through the peg

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The correct Answer is:
A, B, C, D
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