while ear can detect 10^-13 W/m^2. As a power detector

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The eye can detect 5 * 10^4 photons ( m^2 s)^-1 of green light (lemda = 5000 A), while ear can detect 10^-13 W/m^2. As a power detector, which is more sensitive and by what factor?
14
Oct
The eye can detect 5 * 10^4 photons ( m^2 s)^-1 of green light (lemda = 5000 A), while ear can detect 10^-13 W/m^2. As a power detector, which is more sensitive and by what factor? The eye can detect 5 * 10^4 photons ( m^2 s)^-1 of green light (lemda = 5000 A) which [...]
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