Question

Q1. What do you mean by the term work? Write its S.l. unit. State the
condition of zero work.
(6) marks
Or​

Answer 1

Answer:

Work is defined as the product of force and displacement. Work done in moving a body is equal to product of force exerted on the body and the distance moved by the bdy in the direction if force.

SI unit of work = Joule

If object distance is zero, then work done is also zero.

Hope the answer helps u

Thank u

Answer 2

Answer:

when a body apply some force and the object move then we can say that the work is done. work is defined as the product of force and it's displacement. the SI unit of work is joule.

when a object moves at 90 degree then the work done by tht object is 0.

for example, movement of sun around the earth.