Question

(1) Two transparent media A and B are separated by a
plane boundary. The speeds of light are
2x10 m/s and 2 A710 ms respectively in A
and B. Then the critical angle for a ray of light for
these two media is
(i) sin 0.833
(ii) sin 0.751
(iii) sin 0482
(iv) sin 0406​

Answer 1

Answer:

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