Virtual Labs

How does the refractive index changes with wave length ?

a: Increase with increase in wave length Explanation

Explanation

b: Decrease with increase in wave length Explanation

Explanation

c: Remains constant Explanation

Explanation

d: Exponential decrease Explanation

Explanation

If the velocity of incident ray is less than the velocity of transmitted ray through a medium. Then angle of refraction is _______

a: Greater than angle of incidence. Explanation

Explanation

b: Less than angle of incident. Explanation

Explanation

c: Equal to angle of incident. Explanation

Explanation

d: There is no angle of refraction. Explanation

Explanation

Spectrometer i-i' curve