Question

For no bending of a Ray of light through a glass slab, angle of incidence must be a)0 degree b)30 degree c)60 degree d)90 degree​

Answer 1

Answer:

a) 0 degrees

Explanation:

light travels slower in glass, this causes the light to bend; if the angle of incidence is 0 degrees then then the light just slows down and doesn't bend

Answer 2

hii mate

answer is 0 degree

in hope it will help u

thank you......