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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:
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:
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Solution
The correct option is C bends upwards
According to Huygen’s principle, each point on wave front behaves as point source of light.
According to Huygen’s principle, each point on wave front behaves as point source of light.
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