(A) Non scattering of beam of light
(B) Scattering of beam of light
(C) Blockage of beam of light
(D) Passing through beam of light
»Important Links:
Online Test Preparation and Mcqs Website.
(A) Non scattering of beam of light
(B) Scattering of beam of light
(C) Blockage of beam of light
(D) Passing through beam of light