Question

2. Refractive index values are expressed in
A) degrees. B) radians. C) candela. D). No units​

Answer 1

Answer:

A) Degress is the unit of temperature

B) Radian is the unit of plane angle

C) candela is the unit of luminous intensity

D) refractive index has no unit i.e unitless

Explanation:

Hope it helps!!

Answer 2

Answer:

NO UNIT

Explanation:

AS refractive index formula =c\v .

both are velocity term cancel out each other unit .so,there is no unit for refractive index..