Last Updated On [03-11-2023]
A ray of light enters from a rarer to a denser medium. The angle of incidence is 
Then the reflected and refracted rays are mutually perpendicular to each other. The critical angle for the pair of media is
a)
b)
c)
d)
A ray of light enters from a rarer to a denser medium. The angle of incidence is Then the reflected and refracted rays are mutually perpendicular to each other. The critical angle for the pair of media is
a)
b)
c)
d)
Question ID - 152880 :-
A ray of light enters from a rarer to a denser medium. The angle of incidence is Then the reflected and refracted rays are mutually perpendicular to each other. The critical angle for the pair of media is
a)
b)
c)
d)
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A ray of light enters from a rarer to a denser medium. The angle of incidence is |
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(c) From law of reflection, And From the figure,
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From Eq. (ii), Or But
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Next Question :
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The focal length of the objective and the eye-piece of a microscope are 4 mm and 25 mm respectively. If the final image is formed at infinity and the length of the tube is 16 cm, then the magnifying power of microscope will be |
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3.375 |
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33.75 |
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