A person of mass m is on the floor of a lift. The lift is moving down with an acceleration 'a'. Then : (a) the net force is acting in downward direction and is equal to mg(b) the force mg must be greater than reaction force(c ) the man appears to be lighter than his true weight by a factor (a/g)

A person of mass m is on the floor of a lift. The lift is moving down

1.	A person of mass m is on the floor of a lift. The lift is moving down with an acceleration 'a'. Then : (a) the net force is acting in downward direction and is equal to mg(b) the force mg must be greater than reaction force(c ) the man appears to be lighter than his true weight by a factor (a/g)
Answer» a, B, C are CORRECT b and c are correct a and c are correct only b is correct ANSWER :B