A man of mass 40 kg is at rest between the walls as shown in the figure. If 'mu' between the man and the walls is 0.8, find the normal reactions exerted by the walls on the man.(g=10ms^(-2))

A man of mass 40 kg is at rest between the walls as shown in the figur

1.	A man of mass 40 kg is at rest between the walls as shown in the figure. If 'mu' between the man and the walls is 0.8, find the normal reactions exerted by the walls on the man.(g=10ms^(-2))
Answer» 100 N 250 N 80 N 50 N Answer :B