Question

The speed of light in air is:
(a) 3 × 10⁸ m s^-1
(b) 330 m s^-1
(c) 5100 m s^-1
(d) 3 × 10¹⁰ m s^-1

March 28, 2024

Answer

(a) 3 × 10⁸ m s^-1

Reason — The speed of light in air is 3 x 10⁸ m s^-1

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