Electromagnetic wave travels with a speed of …………….
Electromagnetic wave travels with a speed of …………….
A) 3 x 107 m/s
B) 3 x 106 m/s
C) 3 x 108 m/s
D) 3 x 109 m/s
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Electromagnetic wave travels with a speed of …………….
A) 3 x 107 m/s
B) 3 x 106 m/s
C) 3 x 108 m/s
D) 3 x 109 m/s