1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

# In Young's double slit experiment, the ratio of intensities of bright and dark frings is 9. This means that

A
the intensities of individual source are 5 and 4 units respectively
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
the intensities of individual source are 4 and 1 units respectively
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
C
the ratio of their amplitude is 3
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
the ratio of their amplitude is 4
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

## The correct option is B the intensities of individual source are 4 and 1 units respectively ImaxImin=(√I1+√I2)2(√I1−√I2)2=91 (√I1+√I2)(√I1−√I2)=31 √I1I2=21 I1I2=41 So, the ratios of their intensities is 4:1

Suggest Corrections
0
Join BYJU'S Learning Program
Related Videos
Introduction to Separation
PHYSICS
Watch in App
Join BYJU'S Learning Program