First slide

Introduction-Wave optics

Question

Ratio of amplitude of interfering waves is 3 : 4. Now ratio of their intensities will be

Easy

A

$\frac{16}{9}$
B

$49 : 1$
C

$\frac{9}{16}$
D

None of these

Solution

$I \propto a^{2} \Rightarrow \frac{I_{1}}{I_{2}} = {(\frac{a_{1}}{a_{2}})}^{2} = {(\frac{3}{4})}^{2} = \frac{9}{16}$

Get Instant Solutions

When in doubt download our app. Now available Google Play Store- Doubts App

Recieve an sms with download link

Doubts App

OR

SCAN ME

Doubts App

Doubts App