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Electromagnetic Field Theory

Electromagnetic Field Theory
Which of following is not a unit of flux?

 Telsa.
 Maxwell.
 All of above.
 Weber.

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Electromagnetic Field Theory
An emf of 16 volts is induced in a coil of inductance 4 H. The rate of change of current must be

 16 A / s.
 4 A / s.
 64 A / s.
 32 A / s.

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Electromagnetic Field Theory
In order to minimize loss due to hysteresis the magnetic material should have

 large coercivity.
 high hysteresis coefficient.
 small B-H loop area.
 high resistivity.

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Electromagnetic Field Theory
The radiation pattern of loop antenna is

Semicircle
Elliptical
Cardoid or Limacon
Circle

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Electromagnetic Field Theory
The electric field on a plane is decribed by . The field due to

 a dipole and a monopole.
 a monopole.
 none of above.
 a dipole.

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Electromagnetic Field Theory
The radiation pattern of a parabola antenna is

None of these
Omnidirectional
Highly directional
A figure of directional

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MORE MCQ ON Electromagnetic Field Theory

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