28. Assuming that a 25 watts bulb emits monochromaticyellow light of w – InterviewSolution

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1.	28. Assuming that a 25 watts bulb emits monochromaticyellow light of wavelength 0.57 u. The rate of emissionof quanta per sec. will be(a) 5.89 x 1015 sec-1(c) 5 x 1010 sec-1(b) 7.28 x 1017 sec(d) 7.18 × 10k19 sec-I
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