Wave OpticsHard
Question
An endoscope is employed by a physician to view the internal parts of a body organ. It is based on the principle of :
Options
A.refraction
B.reflaction
C.total internal reflection
D.dispersion
Solution
In endoscopy a fine thread of hollow glass tube is send into the body cavity. Light from the interior enters the tube & through intrenal reflector come out at desired angle. These rays are picked up by microscopy to take a view of internal parts.
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