

MCQOPTIONS
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1. |
A ball of mass 2kg is moving with a speed of 10m/s along a flat surface. It collides with another ball of mass 3kg and comes to rest, what will be the speed of the second ball after collision? |
A. | The above said situation is not possible |
B. | 20m/s |
C. | Zero |
D. | 6.67m/s |
Answer» B. 20m/s | |