Question

a man 80kg carries a load of bricks of mass 20kg up a vertical ladder of length 6m what work has he done

Answer 1

80kg+20kg×10×6=1006J

Step-by-step explanation:

sum of the mass of the body and that of the object will give you the total mass, then multiple with the acceleration due to gravity which is 10m/s^2,after that multiple with the distance

given that work done =FXd

Answer 2

define what you mean by work