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JEE Main 2012 Physics question

PhysicsDual Nature of Matter and RadiationJEE Main 2012

A 10 kW transmitter emits radio waves of wavelength 500 m. The number of photons emitted per second by the transmitter is of the order of

Answer: (2)

Solution

\frac{Pλ}{hc}\frac{10^4×500}Extra open brace or missing close brace{6.63×10^{-34}$×3×10

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Question ID VK-103474