Question

An 80 kg man stands in a lift. Calculate the force
he exerts on the floor ofthe lift when the lift is (i)
stationary (ii) accelerating upwards at 2 ms 2 (iii)
moving with a constant velocity (upward) at
4 ms!​

Answer 1

Answer:

160N

Explanation:

F=m×a

80×2

160N

force is 160N exerts by lift