Optics Question 1050

Question: If an interference pattern have maximum and minimum intensities in 36 : 1 ratio then what will be the ratio of amplitudes

[AFMC 2002]

Options:

A) 5 : 7

B) 7 : 4

C) 4 : 7

D) 7 : 5

Show Answer

Answer:

Correct Answer: D

Solution:

ImaxImin=(a1a2+1a1a21)2a1+a2a1a2=6

a2a1=7:5



NCERT Chapter Video Solution

Dual Pane