A bulb emits light of wavelength 198 nm. The bulb is rated as 100 watt – InterviewSolution

1.	A bulb emits light of wavelength 198 nm. The bulb is rated as 100 watt and 10% of the energy is emitted as light. The number of photons emitted per second is 10x. Take h=6.6×10−34. The value of x is
Answer» A bulb emits light of wavelength 198 nm. The bulb is rated as 100 watt and 10% of the energy is emitted as light. The number of photons emitted per second is $10^{x}$ . Take $h = 6.6 \times 10^{- 34}$ . The value of $x$ is

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