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Two identical balls each of mass 4 kg ar...

Two identical balls each of mass 4 kg are moving towards each other with speeds 2 m/s and 3 m/s respectively. They undergo head on perfectly elastic collision. Then impulse imparted by one ball on other is

A

12 Ns

B

8 Ns

C

20 Ns

D

40 Ns

Text Solution

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The correct Answer is:
C
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