wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

What is the minimum thickness of a soap film needed for constructive interference in reflected light, if the light incident on film is of wavelength 900 nm ?
Refractive index of film is 1.5.

A
100 nm
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
150 nm
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
C
200 nm
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
250 nm
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Join BYJU'S Learning Program
CrossIcon