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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 .................


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


Physics
Concise Physics
Standard X

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