A radio transmitter radiates 1 kW power at a wavelength 198.6 metres. – McqOptions

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1.	A radio transmitter radiates 1 kW power at a wavelength 198.6 metres. How many photons does it emit per second [Kerala (Engg.) 2002]
A.	\[{{10}^{10}}\]
B.	\[{{10}^{20}}\]
C.	\[{{10}^{30}}\]
D.	\[{{10}^{40}}\]
Answer» D. \[{{10}^{40}}\]

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