Two identical billiard balls are in contact on a table. A third identical ball strikes them symmetrically and come to rest after impact. The coefficient of restitution is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
⇒ ⇒ θ θ = 30 0
From conservation of linear momentum 
or 
Now 
in common
normal direction.
Hence, 
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