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प्रश्न
Make the correct choices for each of the following :
Total Internal reflection takes place when
(where ∠i = angle of incidence, ∠r = angle of refraction, ∠C = critical angle)
विकल्प
Light is going from glass to air and ∠I < ∠C
Light is going from air to glss and ∠i < ∠C
Light is going from glass to air and ∠i > ∠C
Light is going from air to glss and ∠i > ∠C
Light is going from glass to air and ∠i = ∠r
उत्तर
Light is going from glass to air and ∠i > ∠C
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संबंधित प्रश्न
Which colour of light has a higher critical angle? Red light or green light.
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a) Identify and write the natural process shown in the figure.
b) List the phenomena which are observe in this process.
c) Redraw the diagram and show above phenomena in it.
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