Physics · Light - Reflection and Refraction
When a beam of white light is incident obliquely on a transparent glass prism, it undergoes dispersion. Which of the following statements is/are true? (i) Red light undergoes the maximum deviation. (ii) The speed of violet light is the least while travelling through the glass prism. (iii) The refractive index of glass for violet light is minimum. (iv) The refractive index of glass for red light is minimum.
- 1Both (ii) and (iii)
- 2Both (i) and (iii)
- 3Both (ii) and (iv)✓
- 4Both (i) and (iv)
Correct answer
Both (ii) and (iv)
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