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Questions  

If wavelength of a wave is λ=6000Å. Then wave number will be 

a
166×103m−1
b
16.6×10−1m−1
c
1.66×106m−1
d
1.66×107m−1

detailed solution

Correct option is C

n¯=1λ=16000×10−10=1.66×106 m−1

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