A body of mass 2 kg is kept by pressing to a vertical wall by a force of 100 N. The friction between wall and body is 0.3. Then the frictional force is equal to

Options

A. 6 N
B. 20 N
C. 600 N
D. 700 N

Answer

B

Explanation

For the given condition
`"Static friction"="Applied force"="Weight of body"=2 xx 10 =20 N`