Question

a child is sitting indside a lift in a mutli storeyed building
(a)what happen to the weight of the child
(i) the lift moves upnwith constant speed?
(ii)the lift moves up with a constant acceleration
(b) write down expression for the apparent weight felt by the child when the lift is
(i) assending
(ii) descending with a uniform acceleration​

Answer 1

Answer:

A)I) Nothing about the weight changes.

ii) Apparent weight increases

B)i) Wapp = g+a

ii) Wapp = g-a