You lift a box weighing 200 N from the floor to a shelf 1.5 m above. (a) What is the maximum work done by the force you exert on the box ? (b) When would the work be greater then this maximum ?

A woman lifts a box weighing 40N from the floor to a shelf 1.5 m above. (a) find the work done by the force (F) the woman exerts on the box (b) Find the work done on the box by its own weight (w) (c ) Find the net work done on the box.

A man holds a 10 kg box 2m above the ground.What is the work done?

A coolie lifts a box of 15 kg from the ground the a height of 2m. Calculate the work done by the coolie on the box.

A cylinder containing a gas is lifted from the first floor to the second floor. (a) What is the amount of work done on the gas? (b) What is the amount of work done by the gas?

A coolie lifts a box of 15 kg from the ground to a height of 2.0 m. The work done by the coolie on the box is (Given g = 9.8 m//s^(2) )

A man lifts a brick of mass 5 kg from the floor to a shelf 2 m high. How much work is done ? (g = 9.8 m//s^(2))

A person lifts a parcel of mass 20 kg 1.5 m up from the ground and puts it in a truck. Find What is the work done by the force ?