Question

ICSE 10 PHYSICS

The wavelength of light in a medium A is 600 nm. The wave enters medium a B of refractive index 1.5 with respect to medium A
(i) Select the correct option from the following.
b 1. the wavelength of light becomes 1.5 times the initial wavelength.
2. the wavelength of light decreases.
3. the wavelength becomes half of initial wavelength.
4. the wave bends away from the normal.​

Answer 1

Answer:

3. the wavelength becomes half of initial wavelength.