Q.
The coefficient of restitution e for a perfectly elastic collision is
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a
1
b
0
c
∞
d
-1
answer is A.
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Detailed Solution
Since e=−(v1−v2)(u2−u1)=−velocity of separationvelocity of approach i)For perfectly elastic collision e = 1ii)For perfectly inelastic collision e = 0iii)For other collision 0 < e < 1
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