NCERT Exercise 4.13 - Laws of Motion
Question: A 70 kg person stands on a weighing scale in a lift. Find scale readings for uniform upward motion, downward acceleration 5 m s^-2, upward acceleration 5 m s^-2, and free fall. Take g = 10 m s^-2.
Answer: Readings: **700 N**, **350 N**, **1050 N**, and **0 N** respectively.
Full step-by-step NCERT solution with diagrams on Something by Zero.