Published by:
CGP EDU Academic Team
Published on: August 13, 2026
The coefficient of static friction between a wooden block of mass 
and a vertical rough wall is 0.2 . The magnitude of horizontal force that should be applied on the block to keep it adhere to the wall will be N. 
Text Solution
Verified by ExpertsThe correct answer is:
25
(25)
Given: 
we know that
and
To keep the block adhere to the wall
here 
from equation (1), (2), and (3), we get
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