The refractive index of a material is 1. If the speed of light in vacuum is 3 × 108 ms-1 then the speed of light in that material is ………………..
A) 0.3 × 108 m/s
B) 3 × 108 m/s
C) 4 × 108 m/s
D) 108 m/s
Answered Feb 05, 2023
A) both x and y are true
B) relative refractive index
Correct option is D) 8/9
Correct option is C) 4/6
Correct option is C) 2 × 108
Correct option is C) 1.5
B) Both statements are false
(D) Light must travel from the medium of refractive index µ2 to µ1.
Answer is : (c) 3
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