Q.
If the frequency of violet radiation is 7.5×1014 Hz, find the value of wavenumber (in m-1) for it:
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a
2.5×106
b
4×10-7
c
1.33×10-15
d
2.5×108
answer is A.
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Detailed Solution
v-=vc=7.5×10143×108=2.5×106m−1
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