Optics Question 880

Question: On a hot summer night, the refractive index of air is smallest near the ground and increases with height from the ground. When a light beam is directed horizontally, the Huygens’ principle leads us to conclude that as it travels, the light beam :

Options:

A) bends downwards

B) bends upwards

C) becomes narrower

D) goes horizontally without any deflection

Show Answer

Answer:

Correct Answer: B

Solution:

[b] bends upwards



NCERT Chapter Video Solution

Dual Pane