Home Physics Newton's Laws of Motion Equilibrium of Forces In the fig shown, a cubical block is held st…
Physics Newton's Laws of Motion Equilibrium of Forces MCQ (Single Correct)

In the fig shown, a cubical block is held stationary against a rough wall by applying force F then incorrect statement among the following is

A
Frictional force f = Mg
B
F = N, N is Normal reaction
C
F does not apply any torque
D
N does not apply any torque.

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Text Solution

Verified by Experts
The correct answer is:
D

For equilibrium f = Mg and F = N. for maintaining rotational equilibrium N will shift downward. Hence, torque due to friction about COM = Torque due to Normal reaction about COM.

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