Question

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

1. The engine of a motor car, moving on a level road.

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) Motor car

(2) Object gains kinetic energy and starts to move provided the work done is sufficient to cause motion.

(3) Engine of the motor car

(4) Mechanical Work