Question

A porter lifts a luggage weighting 7N from the ground and puts it on his head 1.5 m above the ground . Calculate the amount of work done by him on the luggage.

Answer 1

Answer:

10.5 j

Explanation:

Given:

f = 7n

d = 1.5m

w = f×s

= 7×1.5

= 10.5 j