Eye of an experimenter detects the green light (lambda =4000 Å) at 5xx10^4 photons per square meter per second and ear can detect 10^-13 watt per square metre. The eye is sensitive as a power detector in comparison to the ear by a factor of

Eye of an experimenter detects the green light (lambda =4000 Å) at 5x

1.	Eye of an experimenter detects the green light (lambda =4000 Å) at 5xx10^4 photons per square meter per second and ear can detect 10^-13 watt per square metre. The eye is sensitive as a power detector in comparison to the ear by a factor of
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