Home Physics Friction Mix A block of mass 0.1 kg is held against a wal…
Physics Friction Mix MCQ (Single Correct)

A block of mass 0.1 kg is held against a wall by applying a horizontal force of 5 N on the block. If the coefficient of friction between the block and the wall is 0.5, the magnitude of the frictional force acting on the block is

A
2.5 N
B
0.98 N
C
4.9 N
D
0.49 N

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Verified by Experts
The correct answer is:
B

Refer figure.

Limiting value of frictional force,

Now, value of

then frictional force acting on block is

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