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Electromagnetic Field Theory

Electromagnetic Field Theory
1 Tesla =

 1 wb .
 1 wb- m2.
 1 wb/ m2.
 1 wb/m.

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Electromagnetic Field Theory
Which of the following impedance inversion is obtained?

Short-circuited stub
A half wave line
Balun transformer
A quarter wave line

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Electromagnetic Field Theory
The principle of dynamically induced emf is utilized in a

 transformer.
 choke.
 generator.
 thermocouple.

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Electromagnetic Field Theory
Which antenna is a wideband antenna?

None of these
Marconi antenna
Folded dipole
Hertz antenna

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Electromagnetic Field Theory
It is best to use for coupling a coaxial line to a parallel wire transmission line.

Slotted line
Tee
Balun
Directional Coupler

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Electromagnetic Field Theory
For an inductor, current is proportional to

 voltage across the inductor.
 both (A) and (B).
 none of them.
 magnetic field.

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MORE MCQ ON Electromagnetic Field Theory

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