| Which of the following statement is true about light? |
| 1. Light is an electromagnetic wave. |
| 2. Light always travels in a straight line. |
| 3. The speed of light is 3,00,000 km/s. |
A) Only 1
B) 2 and 3
C) 1 and 2
D) 1, 2 and 3
E) None of these
Correct Answer: D
You need to login to perform this action.
You will be redirected in
3 sec
