For transmission of waveform a dielectric medium of permittivity ε1 i – McqOptions

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1.	For transmission of waveform a dielectric medium of permittivity ε1 into a dielectric medium of lower permittivity ε2 , (ε1 > ε2) the critical angle of incidence θc (relative to the interface) is given by
A.	A
B.	B
C.	C
D.	D
Answer» D. D

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