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What is the mass of a photon of sodium l...

What is the mass of a photon of sodium light with a wavelength of `5800`Ã…?
`(h=6.63xx10^(-27)erg-sec,c=3xx10^(10)cm//sec)`

Text Solution

Verified by Experts

`lamda=(h)/(mc)`
or `m=(h)/(hc)`
So, `m=(6.63xx10^(-27))/(5890xx10^(-8)xx3xx10^(10))`
`=3.752xx10^(-33)g`.
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