Ball ‘A’ of mass 250 g moving on a smooth horizontal table with a – McqOptions

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1.	Ball ‘A’ of mass 250 g moving on a smooth horizontal table with a velocity of 10 m/s hits an identical stationary ball ‘B’ on the table. If the impact is perfectly elastic, the velocity of the ball ‘B’ just after impact would be
A.	Zero
B.	5 m/sec
C.	10 m/sec
D.	None of these
Answer» D. None of these

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