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In optical fiber the refractive index of...

In optical fiber the refractive index of the material of the core is………. That of the cladding.

A

higher than

B

less than

C

equal to

D

half

Text Solution

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The correct Answer is:
C
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KUMAR PRAKASHAN-ELECTROMAGNETIC WAVES-BOARD.S QUESTION PAPER MARCH - 2020 (PART - A)
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