Questions

A radio transmitter operates at a frequency of 880 kHz and a power of 10 kW. The number of photons emitted per second are

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1.72×1031

1327×1034

13.27×1034

0.075×10−34

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detailed solution

Correct option is A

Number of photons emitted per secondn=phv=10×1036.6×10−34×880×103=1.72×1031

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