| Q.14 | Identify the wrong pair with respect to different motions and their examples. | |
| Ans | 1. Rotational motion – Blades of a windmill | |
| 2. Rectilinear motion – A stone thrown up in the air at an angle | ||
| 3. Oscillatory motion – A boat tossing up and down a river | ||
| 4. Periodic motion – Earth rotating on its axis |
Correct Ans: 2