use ? = ?D/d
107) In a double-slit experiment the angular width of a fringe is found to be?0.2??on a screen placed 1 m away. The wavelength of light used is 600 nm. What will be the angular width of the fringe if the entire experimental apparatus is immersed in water? Take refractive index of water to be 4/3.
Answer is:
0.15o
Explanation:
Related Optics MCQ with Answers
Answer is:
56.3o
Explanation:
Brewster's angle?(also known as the polarization?angle) is an?angle?of incidence at which light with a particular polarization is perfectly transmitted through a transparent dielectric surface, with no reflection.
Answer is:
5000A0,6?1014Hz;45?
Explanation:
use snell's law
Answer is:
40 m
Explanation:
use Z = d2/ ?
Answer is:
6.86??105ms?1
Explanation:
use hydrogen spectral line formula