For distances much greater than Fresnel distance 2F spreading due to diffraction dominates over that due to ray optics
84) For distances much greater than Fresnel distance 2F
Answer is:
spreading due to diffraction dominates over that due to ray optics
Explanation:
Related Optics MCQ with Answers
Answer is:
the wave has only y displacements
Explanation:
We say that a light wave is linearly polarized in y direction if the wave has only y displacements
Answer is:
Brewster angle
Explanation:
The angle of incidence at which the reflected beam is fully polarized is called brewster angle
Answer is:
306 km/s
Explanation:
use difference in wavelength
Answer is:
0.5
Explanation:
use ? = ?D/d