1
GATE ECE 1988
MCQ (Single Correct Answer)
+2
-0.6
In a good conductor the phase relation between the tangential components of electric field Et and the magnetic field Ht is as follows
A
Et and Ht are in phase
B
Et and Ht are out of phase
C
Ht leads Et by 900
D
Et leads Ht by 450
2
GATE ECE 1987
MCQ (Single Correct Answer)
+2
-0.6
For an electromagnetic wave incident from one medium to a second medium, total reflection takes place when
A
The angle of incidence is equal to the Brewster angle with E field perpendicular to the plane of incidence.
B
The angle of incidence is equal to the Brewster angle with E field parallel to the plane of incidence.
C
The angle of incidence is equal to the critical angle with the wave moving from the denser medium to a rarer medium.
D
The angle of incidence is equal to the critical angle with the wave moving from a rarer medium to a denser medium.
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