Two billiard balls of equal mass 30g strike a rigid wall with same speed of 108kmph (as shown) but at different angles. If the balls get reflected with the same speed then the ratio of the magnitude of impulses imparted to ball 'a' and ball 'b' by the wall along 'X' direction is:
A
1:1
B
C
2: 1
D
Text Solution
Verified by ExpertsThe correct answer is:
B
Impulse = change in momentum
Ball 
Ball 
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