1.

An AIR station is broadcasting the waves of wavelength 300 metres. If the radiating power of the transmitter is 10 kW, then the number of photons radiated per second is [MP PET 1989; RPMT 2000]

A. \[1.5\times {{10}^{29}}\]
B. \[1.5\times {{10}^{31}}\]
C. \[1.5\times {{10}^{33}}\]
D. \[1.5\times {{10}^{35}}\]
Answer» C. \[1.5\times {{10}^{33}}\]


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