Light - Study Mode

[#66] The transverse nature of light waves is confirmed by
Correct Answer

(C) polarisation

[#67] What is the unit of refractive index?
Correct Answer

(C) No unit

[#68] The part of the eye having the large refractive index is
Correct Answer

(C) lens

[#69] The refractive index of fused quartz is 1.46 and that of sapphire is 1.77. If V q is the speed of light in quartz and V s is the speed of light in sapphire, then which one of the following relations is correct?
Correct Answer

(A) v q > v s

[#70] When an object is placed between C and F, where will the image form in a concave mirror?
Correct Answer

(D) after C