Question

B. Statements given below are incorrect. Write
the correct statements.
1. When a ray of light travels from optically
denser medium to optically rarer medium,
it always bends towards the normal.
2. A ray of light is incident perpendicularly on
a glass slab. The angle of incidence is 90°
given optical medium to the velocity of light0
in vacuum is called refractive index.
action
3. The ratio between the velocity of light in a
4. When a ray of light travels from an optically
less denser medium to an optically more
denser medium, the angle of incidence
always less than angle of refraction.​

Answer 1

Answer:

2 it a answer. hope it help you

Answer 2

Answer:

hi please find the attached file is scanned