Question

A ray of light travels from air to glass. Then the refractive index of glass
with respect to air will be calculated as:

(a) Speed of light in glass÷Speed of light in air


(b) Speed of light in air ÷Speed of light in glass


(c) Speed of light in air × Speed of light in glass


(d) Speed of light in glass−Speed of light in air​

Answer 1

Answer:

1

Explanation:

i can't explain

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