At the first minimum adjacent to the central maximum of a single-slit diffraction pattern the phase difference between the Huygens wavelet from the edge of the slit and the wavelet from the mid-point of the slit is

At the first minimum adjacent to the central maximum of a single slit differation pattern the phase difference between the Huygen's wavelet from the edge of the slit and the wavelet from the mid point of the slit is......

At the first minimum adjacent to the central maximum ofa single-slit diffraction pattern the phase difference between the Huygen’s wavelet from the edge of the slit and the wavelet from the mid point of slit is.

In a single slit diffraction pattern

In a single slit diffraction pattern

In single slit diffraction pattern :

Angular width of central maxima of a single slit diffraction pattern is independent of