1.

A radio station operates at a frequency of 108.7 MHz with power out put of 250 kW . The rate of emission of quanta from the station isA. `2.0 xx 10^(30)` quanta/sB. `3.4 xx 10^(30)` quanta/sC. `3.4 xx 10^(20)` quanta/sD. `4.3 xx 10^(30)` quanta /s

Answer» Correct Answer - B


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