JEE PYQ: Wave Optics Question 38
Question 38 - 2019 (11 Jan Shift 2)
In a double-slit experiment, green light (5303$\AA$) falls on a double slit having a separation of 19.44 $\mu$m and a width of 4.05 $\mu$m. The number of bright fringes between the first and the second diffraction minima is :
(1) 10
(2) 05
(3) 04
(4) 09
Show Answer
Answer: (2)
Solution
The answer is 05 bright fringes between the first and the second diffraction minima.