An object is immersed in a fluid. In order that the object become… - Vidyadip

MCQ

An object is immersed in a fluid. In order that the object becomes invisible, it should

A
Behave as a perfect reflector
B
Absorb all light falling on it
C
Have refractive index one
✓
Have refractive index exactly matching with that of the surrounding fluid

✓

Answer

Correct option: D.

Have refractive index exactly matching with that of the surrounding fluid

Objects are invisible in liquid of R.l. equal to that of object.

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