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Total Internal Reflection

Light enters ...

Question

Light enters at an angle of incidence in a transparent rod of refractive index n. For what value of the refractive index of the material of the rod the light once entered into it will not leave it through its lateral face whatsoever be the value of the angle of incidence

A

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B

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C

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D

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Solution

The correct option is A

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Q. Light enters at an angle of incidence in a transparent rod of refractive index n. For what value of the refractive index of the material of rod the light once entered into it will not leave it through its lateral face whatsoever be the value of angle of incidence?

Q. Light enters a transparent rod of refractive index n. For what value of refractive index of the material of the rod, the light once entered into it will not leave it through its lateral face whatsoever be the angle of incidence ?

Q. Light enters at an angle of incidence "i" in a transparent rod of refractive index (n) of the material of the rod. The light once entered into it will not leave it through its lateral face what so ever be the angle of incidence if:

Q. Light is incident at an angle

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on one planer end of a transparent cylindrical rod of refractive index

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. Determine the least value of

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so that the light entering the rod does not emerge from the curved surface of the rod irrespective of the value of

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Q. Light is incident at an angle

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on one planar cross-sectional end of a transparent cylindrical rod of refractive index

μ

. Find the minimum value of

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, so that the light entering the rod does not emerge from the curved surface of the rod, irrespective of the value of

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