Which one of the following is not due to total internal reflection?

Which one of the following is not due to total internal reflection?

Options

(a) working of optical fibre
(b) Difference between apparent and real depth of pond
(c) Mirage on hot summer days
(d) Brilliance of diamond

Correct Answer:

Difference between apparent and real depth of pond

Explanation:

Difference between apparent and real depth of a pond is due to the refraction of light, not due to the total internal reflection. Other three phenomena are due to the total internal reflection.

admin:

Related Questions

  1. A source of unknown frequency gives 4 beats/s, when sounded with a source harmonic
  2. The moment of inertia of a rod about an axis through its centre and perpendicular
  3. Ratio of longest wavelengths corresponding to Lyman and Balmer series in hydrogen
  4. The angle of incidence at which reflected light is totally polarised for refraction
  5. Heat is supplied at constant pressure to diatomic gas. The part of this heat that goes