Question

q4.A beam of light is directed upward from A to 5. Describe what happens to the beam at?​

Answer 1

AnsweR :-

Also notice that the transmitted beam is bent, or refracted. Experiment until you find the angle at which the transmitted beam completely disappears. At this angle, called the critical angle, all the light is reflected back into the water.

Answer 2

Answer:

IT goes straight

Explanation:

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