KcetWave OpticsKCET 2018MCQ+1 / -02018A plane wavefront of wavelength $\lambda$ is incident on a single slit of width $a$. The angular width of principal maximum isA$\frac{\lambda}{a}$B$\frac{2 \lambda}{a}$C$\frac{a}{\lambda}$D$\frac{a}{2 \lambda}$Check AnswerClear SelectionReveal AnswerShow Explanation
