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VITEEE 2013 Solved Paper

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Question : 1

Total: 120

The amplitude of an electromagnetic wave in vaccum is doubled with no other changes made to the wave. As a result of this doubling of the amplitude, which of the following statement is correct?

The frequency of the wave changes only
The wave length of the wave changes only
The speed of the wave propagation changes only
Alone of the above is correct

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