Question

An example where work done in day to day life is given below-

1. A boy pushing a table.

Answer the following-

1. What is the object on which the work is being done?

2. What is happening to the object?

3. Who is performing work?

4. Which of the works are done according to the scientific definition of work?

Answer 1

1) The work is being done on the table.
2) The boy is pushing the table. Hence , the table is being pushed.
3) The work is performed by the boy.
4) Scientific definition of work is : Work is said to be done when a force produces a displacement in the body and acts in any direction except perpendicular to the direction of displacement. Hence , the work is done here according to scientific definition of work because force and displacement both are involved.