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Question
Fill in the blanks to complete the following sentences :
(a) Total internal reflection occurs only when a ray of light passes from a .............................medium to a ..........................medium.
(b) Critical angle is the angle of ................in denser medium for which the angle of ..............in rarer medium is .................
Fill in the blanks to complete the following sentences :
(a) Total internal reflection occurs only when a ray of light passes from a .............................medium to a ..........................medium.
(b) Critical angle is the angle of ................in denser medium for which the angle of ..............in rarer medium is .................
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Solution
a) Total internal reflection occurs only when a ray of light passes from a DENSER..medium to a ..RARER..medium.
(b) Critical angle is the angle of .INCIDENCE.in denser medium for which the angle of ..REFRACTION...in rarer medium is ....90
a) Total internal reflection occurs only when a ray of light passes from a DENSER..medium to a ..RARER..medium.
(b) Critical angle is the angle of .INCIDENCE.in denser medium for which the angle of ..REFRACTION...in rarer medium is ....90
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