MCQ
$…………$this is the unit of refractive index.
  • A
    $cm$
  • B
    $m$
  • C
    degree
  • refractive index has no unit

Answer

Correct option: D.
refractive index has no unit
refractive index has no unit

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free