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JEE PYQ: Rotational Motion Question 9

Question 9 - 2021 (17 Mar Shift 2)

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

Inclined plane at 30$°$ with sphere at point A at the bottom

(1) 0.60 s

(2) 0.52 s

(3) 0.57 s

(4) 0.80 s

Show Answer

Answer: (3)


Learning Progress: Step 9 of 70 in this series