Momentum and CollisionMedium
Question
A block moving in air explodes in two parts then just after explosion (neglect change in momentum duet to gravity)
Options
A.the total momentum of two parts must be same to the momentum of the block before explosion.
B.the total kinetic energy of two parts must be same as that of block before explosion.
C.the total momentum must change
D.the total kinetic energy must increase
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