1.5 In case of refraction, if the angle of incidence and the angle of refraction are 75º and 60° respectively then the angle of deviation is
options are:-
(a) 75° (b) 15° (c) 7.5° (d) 37:5°
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1.5 In case of refraction, if the angle of incidence and the angle of refraction are 75º and 60° respectively then the angle of deviation is
options are:-
(a) 75° (b) 15° (c) 7.5° (d) 37:5°
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Answer:
I think the answer is 15 °