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connor50
 3 years ago
How many photons are produced in a laser pulse of 0.819 J at 531 nm?
connor50
 3 years ago
How many photons are produced in a laser pulse of 0.819 J at 531 nm?

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aaronq
 3 years ago
Best ResponseYou've already chosen the best response.1find the energy given by one photon of that wavelength E=hc/lambda divide the energy given 0.819 J by the energy of one photon

connor50
 3 years ago
Best ResponseYou've already chosen the best response.0\[3.74 \times 10^37\]?

aaronq
 3 years ago
Best ResponseYou've already chosen the best response.1what energy did you get per photon

aaronq
 3 years ago
Best ResponseYou've already chosen the best response.10.000000000374 = 3.74*10^10 J /photon

connor50
 3 years ago
Best ResponseYou've already chosen the best response.0Divide that that by .819?

aaronq
 3 years ago
Best ResponseYou've already chosen the best response.1the other way around 0.819 J/3.74*10^10 J = # of photons
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