Refraction of light
Chapter 6: Refraction of light
Top questions
See all →- If the absolute refractive indices of glass and water are 3/2 and 4/3 respectively, what is the refractive index of glass with respect to water? 9/8 is Refractive index of glass w.r.t. water 1
- (i). If the speed of light in a medium is 1.5 × 108 m/s, what is the absolute refractive index of the medium? 2 is the absolute refractive index of the medium 1
- C. If the refractive index of glass with respect to air is 3/2, what is the refractive index of air with respect to glass? (i). 1/2 (ii). 3 (iii). 1/3 (iv). 2/3 The correct answer is option (iv). Refractive index of air with respect to glass is 2/3. 1
- B. We can see the Sun even when it is little below the horizon because of i. Reflection of light ii. Refraction of light Correct option is (ii) We can see the Sun even when it is little below the horizon because of refraction of light. 1
- A. What is the reason for the twinkling of stars? i . Explosions occurring in stars from time to time ii. Absorption of light in the earth’s atmosphere The correct answer is option (iv). The reason for the twinkling of stars is changing refractive index of the atmospheric gases. 1
- (ii) A rainbow is the combined effect of the refraction, dispersion, and total internal reflection of light. The rainbow formation in the sky is the combined effect of the refraction, dispersion, and total internal reflection of light. (1) The sunli... 1