Physics · Rotational Mechanics

A solid sphere rolling without slipping with an initial speed of v goes up an inclined plane which makes an angle of 30° with the horizontal. If the time taken by the sphere to reach the highest point is 0.28 s, how long will the sphere take to return to the starting point from the moment it was projected?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

10.80 s
20.56 s✓
30.52 s
40.60 s

Correct answer

0.56 s

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