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JEE PYQ: Rotational Motion Question 12

Question 12 - 2021 (18 Mar Shift 2)

A solid cylinder of mass $m$ is wrapped with an inextensible light string and, is placed on a rough inclined plane as shown in the figure. The frictional force acting between the cylinder and the inclined plane is:

Cylinder on rough inclined plane at 60$°$, string attached to ceiling. The coefficient of static friction, $\mu_s$, is 0.4

(1) $\frac{7}{2}mg$

(2) $5mg$

(3) $\frac{mg}{5}$

(4) 0

Show Answer

Answer: (3)


Learning Progress: Step 12 of 70 in this series