Imagine a Young's double slit interference experiment performed with waves associated with fast movi

Question

Imagine a Young's double slit interference experiment performed with waves associated with fast moving electrons produced from an electron gun. The distance between successive maxima will decrease maximum if

Professor PC Thomas Classes · Answer

Interference involves the superposition of coherent waves. The fringe width is $\beta = \frac{\lambda D}{d}$. Based on the conditions, the correct answer is B.