Physics
Grade-10
Easy

Question

When we go from outer space towards the Earth, the refractive index of the atmosphere ______.

  1. Changes randomly
  2. Increases
  3. Decreases
  4. Remains the same

hintHint:

The refractive index of atmospheric layers decreases with increase in height above the earth's surface.

The correct answer is: Increases


    The refractive index of atmospheric layers decreases with increase in height above the earth's surface.

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