Physics · Laws of Motion
A ball of mass 50 g is rolling along a straight line on a horizontal surface. Its velocity decreases from 20 cm/s to 0 in 10 seconds. The magnitude of the frictional force exerted by the surface on the ball to bring it to rest is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 10.1 N
- 20.01 N✓
- 30.001 N
- 40.0001 N
Correct answer
0.01 N
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