Question

In the figure given alongside, a narrow beam of white light is shown to pass through a triangular glass prism. After passing through the prism, it produces a spectrum YX on the screen.; (a) State the colour seen (i) at X, and (ii) at Y.; (b) Why do different colours of white light bend through different angles with respect to the incident beam of light?

Answer 1

Explanation:

(1) violet

(2) red

(b) because of their respective wavelength.....the higher will be wavelength the lower will be angle

Answer 2

Explanation:

(1) violet

(2) red

(b) because of their respective wavelength.....the higher will be wavelength the lower will be angle