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
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