A sphere of mass 2 kg and... | Rotational Motion JEE Main 2021

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JEE-MAIN 2021

17-03-2021 S2

Question

A sphere of mass 2 kg and radius 0.5 m is rolling with an initial speed of $1 \mathrm{~ms}^{-1}$ goes up an inclined plane which makes an angle of $30^{\circ}$ with the horizontal plane, without slipping. How low will the sphere take to return to the starting point A ?

Select the correct option:

A

0.60 s

B

0.52 s

C

0.57 s

D

0.80 s

✓ Correct! Well done.

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Solution

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