Mathematics · Circular Motion
A block of 200 g mass moves with a uniform speed in a horizontal circular groove, with vertical side walls of radius 20 cm. If the block takes 40 s to complete one round, the normal force exerted by the side walls of the groove is approximately:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 10.0314 N
- 29.859 × 10-2 N
- 36.28 × 10-3 N
- 49.859 × 10-4 N✓
Correct answer
9.859 × 10-4 N
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