Question

TICK THE CORRECT ANSWER:-

The point at which the incident ray touches the boundary separating the two media is known as:

a. point of incidence
b. refracted ray
c. optical centre
d. normal

Answer 1

Answer:

Normal line will be the answer

Explanation:

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Answer 2

When the ray of light strikes normally, its angle of incidence is 0 and hence angle of refraction will also be 0 i.e. no deviation. hence correct option is A.