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If the frequency of the light beam is 14...

If the frequency of the light beam is `14 xx 10^14 Hz`. The wave number of the beam of light in air is

A

`1.66 xx 10^6 m^-1`

B

`2.66 xx 10^6 m^-1`

C

`3.66 xx 10^6 m^-1`

D

`4.66 xx 10^6 m^-1`

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