Laws Of Motion Question 366

Question: A body of mass 2 kg is kept by pressing to a vertical wall by a force of 100 N.The coefficient of friction between wall and body is 0.3. Then the frictional force is equal to [Orissa JEE 2003]

Options:

A) 6 N

B) 20 N

C) 600 N

D) 700 N

Show Answer

Answer:

Correct Answer: B

Solution:

For the given condition, Static friction = Applied force = Weight of body $ =2\times 10=20\ N $



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