Question

A man of mass 70 kg, stands on a weighing machine in a lift, which is moving
(a) upwards with a uniform speed of 10 ms-1.
(b) downwards with a uniform acceleration of 5 ms-2.
(c) upwards with a uniform acceleration of 5 ms-2.
What would be the readings on the scale in each case?
(d) What would be the reading if the lift mechanism failed and it hurtled down freely under gravity?​

Answer 1

Answer is in the attachment hope it helps you !!