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WAEC - Physics (1998 - No. 11)
a ball of mass 5.0kg hits a smooth vertical wall normally with a speed of 2m
-1
and rebounds with the same speed. Determine the impulse experienced by the ball
20.0kgm
-1
5.0kgm
-1
1.3kgm
-1
0.0kgm
-1
10.0kgm
-1
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