Question

III. Answer the following questions in short:
poocy.
1. When do we say that work is done? Give two examples.
Collee
2. What is meant by the term 'energy? Give its SI unit.
3 Why is the transformation of energy useful?​

Answer 1

abdoali gsgsg ignore nerium

Answer 2

1 when a body gets displaced from one place to another than we say a work is done for example when a car moves than we can say work is done but when a car moves intial velocity is always zero

2 the capacity of doing work is energy its si unit is joule

3 i am not sure