The speed of electromagnetic wave in vacuum depends upon the source of – McqOptions

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1.	The speed of electromagnetic wave in vacuum depends upon the source of radiation [Kerala PMT 2004]
A.	Increases as we move from g-rays to radio waves
B.	Decreases as we move from g-rays to radio waves
C.	Is same for all of them
D.	None of these
Answer» D. None of these

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