Physics · 2021
JEE Main · 18 March 2021, Shift 2 · Q4
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…
A solid cylinder of mass $\displaystyle m$ 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 :
[The coefficient of static friction, $\displaystyle \mu_{s}$, is $\displaystyle 0.4$]
[The coefficient of static friction, $\displaystyle \mu_{s}$, is $\displaystyle 0.4$]Official answer
(1)
$\displaystyle \frac{\mathrm{mg}}{5}$
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JEE Main 2021 Physics question, with the answer from NTA’s final answer key. Where our answers come from.