2. Find the frequency of light that correspond to photons energy 5.0 x 10^-5 erg ?
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Answer:
7.5 x10^21 sec -1
Explanation:
Using E=hv
we get
v=E/H=5.0 x10^-5 erg
____________
6.63 x10^-34Js
v= 5.0 x10^-5 erg
_____________
6.63x10^-34 x10 ^7erg sec
( 1J=10^7 erg)
v=7.54x10^21 sec^-1
Hope it helps
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