Physics · Mechanics
There are n elastic balls placed on a smooth horizontal plane. The masses of the balls are m, m 2 , m 2 2 , ..., m 2 n-1 respectively. If the first ball hits the second ball with velocity v 0 , then the velocity of the n th ball will be:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1v 0
- 2( 4 3 ) n-1 v 0✓
- 3( 4 3 ) n v 0
- 44 3 v 0
Correct answer
( 4 3 ) n-1 v 0
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