Ray Optics And Optical Instruments Ques 76
76. Which of the following is not due to total internal reflection?
[2011]
(a) Working of optical fibre
(b) Difference between apparent and real depth of pond
(c) Mirage on hot summer days
(d) Brilliance of diamond
Show Answer
Answer:
Correct Answer: 76.(b)
Solution:
- (b) 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.
BETA
