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The energies E1 and E2 of two radiation...

The energies ` E_1 and E_2` of two radiations are 25 eV and 50 eV respectively. The relation between their wavelength i.e.,`lambda_1` and `lambda_2` will be__.

A

`lambda_1 = 1/2 lambda_2`

B

`lambda_1 = lambda_2`

C

`lambda _1 = 2 lambda_2`

D

`lambda _1 = 4 lambda_2`

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