MCQ
There are certain material developed in laboratories which have a negative refractive index. A ray incident from air (medium $1$) into such a medium (medium $2$) shall follow a path given by
- ✓
- B
- C
- D
✓
Answer
Correct option: A.
a
$sin\, i = msin\, r$
$r$ is negative
$sin\, i = msin\, r$
$r$ is negative
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