Which of the following is an example of work being done on an object?

A.

A wagon is used to carry vegetables from a garden.

OB.

A pulley is used to get water from a well.

C.

A hammer is used to remove a nail from a wall.

OD. all of these

the answer is d. all of these

d. All of these

Explanation:

work is said to be done when a force is applied to an object through a certain distance. the SI unit of workdone is joules or newton per meter

mathematically

workdone = force x distance.

from the answers, work is being done because there is force applied in a certain distance.

from wagon is used to carry vegetables from a garden. pulley is used to get water from a well. hammer is used to remove a nail from a wall.