• Subject:

...

• Topic:

...

For the angle of minimum deviation of a

prism to be equal to its refracting angle,

the prism must be made of a material whose

refractive index

(a) lies between $\sqrt{2}$ and 1

(b) lies between 2 and $\sqrt{2}$

(c) is less than 1

(d) is greater than 2

NEET