Question

c Which of the following does not make use of total internal reflection?
A oscilloscope
B endoscope
C prismatic periscope
D optical fibres​

Answer 1

Answer:

endoscope is the correct answer...

Answer 2

endoscope does not work on the principle of total internal reflection

option B

Explanation:

• The total internal reflection takes place because the light is passing from a medium having high refractive index that is water to Air which has a lesser refractive index.

• As a result of this there is reflection of light and to the viewers  the light appears after several total internal reflection due to higer angle of incidence which gives us the feeling that there are circular red currents in the water.

To know more about total internal reflection,

Define total internal reflection of light. name the device in which total ...

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