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The energy of a photon is 3 xx 10^(-12) ...

The energy of a photon is `3 xx 10^(-12)` ergs. What is its wavelength in nm? (`h = 6.62 xx 10^(-27)` erg. Sec, `C = 3 xx 10^(10) Cm.s^(-1)`)

A

400

B

228.3

C

3000

D

662.5

Text Solution

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The correct Answer is:
D
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