Radio waves belongs to the class of waves whose velocity ...
Radio waves belongs to the class of waves whose velocity is about
340m/s
3 × 10\(^{6}\) m/s
3 × 10\(^{8}\) m/s
3 × 10\(^{-8}\) m/s
Correct answer is C
3 × 10\(^{8}\) m/s
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