Question

In Young's double slit experiment, intensities at a bright fringe is $I$. When one of the slits is dosed, intensity at the same position is

• A. $I$
• B. $\frac{I}{2}$
• C. $2I$
• D. $\frac{I}{4}$

Answer 1

Answer: (D)

$\frac{I}{4}$

Answer 2

Answer (d) $\frac{I}{4}$