Question

hi plz explain it ....with detail..dont tell direct option for god sake becoz i knw answer​

Answer 1

Answer:

D option is the correct answer.

The width of the central fringe in diffraction is almost double than the other fringes.

Explanation:

Secondary wavelets coming from the every part of slit reach the screen in same phase forming the central maxima. The intensity of central maxima is maximum.