The condition for obtaining secondary maxima in the diffraction pattern due to single slit is

Options

A. `a sin theta=(nlambda)/2`
B. `a sin theta=(2n-1)lambda//2`
C. `a sin theta=nlambda`
D. `a sin theta=(2n-1)lambda`

Answer

B

Explanation

`a sin theta=(2n-1)lambda//2` is the condition for obtaining secondary maxima in the diffraction pattern due to single slit