A body X with a momentum p collides with another identical stationary body Y one dimensionally. During the collision Y gives an impulse J to body X. Then coefficient of restitution is:
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a
2Jp-1
b
Jp+1
c
Jp-1
d
J2p-1
answer is A.
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Detailed Solution
u1 = pm, u2 = 0, v1 = (p-J)m, v2 = JmNow apply e = = v2-v1u1-u2=2Jp-1
A body X with a momentum p collides with another identical stationary body Y one dimensionally. During the collision Y gives an impulse J to body X. Then coefficient of restitution is: