OPTICS - Topic Wise Multiple Choice Questions (MCQ)
Cracktest Topic Wise free Optics MCQ with solutions for 11th 12th exam Practice Multiple Choice Questions and answer for JEE-mains State CET Engineering Entrance GATE free Online Test
The velocity of light is maximum in a medium of _______ .
A light of wavelength 320 nm enters in a medium of refractive index 1.6 from the air of refractive index 1.0. The new wavelength of light in the medium will be ______ nm.
"Bhautik" runs towards a plane mirror with a speed of 20 ms–1 , what is the speed of his image ?
A ray of light is incident at an angle 30° on a mirror, The angle between normal and reflected ray is ________ .
The no. of images formed between two parallel plane mirror are ________ .