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The value of Planck's constant is 6.63xx...

The value of Planck's constant is `6.63xx10^(-34)`Js. The speed of light is `3xx10^(17) nm s^(-1)`. Which value is closest to the wavelength in nanometer of a quantum of light with frequency of of `6xx10^(15) s^(-1)`?

A

25

B

50

C

75

D

10

Text Solution

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The correct Answer is:
B
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