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Two sources A and B have same power . Th...

Two sources A and B have same power . The wavelength of radiation of A is `lambda_a` and that of B is `lambda_b`.The number of photons emitted per second by A and B are `n_a` and `n_b` respectively, then

A

`lambda_a gt lambda_b`

B

if `lambda_a gt lambda_b , n_a lt n_b`

C

If `lambda_a lt lambda_b, n_a lt n_b`

D

if `lambda_a lt lambda_b , n_a =n_b`

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