Optics Question 768
Question: An object is immersed in a fluid. In order that the object becomes invisible, it should
[AIIMS 2004]
Options:
A) Behave as a perfect reflector
B) Absorb all light falling on it
C) Have refractive index one
D) Have refractive index exactly matching with that of the surrounding fluid
Show Answer
Answer:
Correct Answer: D
Solution:
Objects are invisible in liquid of R.I. equal to that of object.
