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Electromagnetic Field Theory

Electromagnetic Field Theory
The electric flux is given D = (2y2 + z) Ix + 4xy Iy + x Iz C/m2. The volume charge density at point (-1, 0, 3) is

 - 4 C/m3.
 0 C/m3.
 - 8 C/m3.
 - 2 C/m3.

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Electromagnetic Field Theory
An open wire transmission line having a characteristic impedance of 600 ohms is terminated by a resistive load of 900 O. The standing wave ratio will be

3.5
2.5
4.5
1.5

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Electromagnetic Field Theory
Unit of electric flux density is

 weber / meter2.
 farad / meter.
 coulomb / meter2.
 coulomb.

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Electromagnetic Field Theory
For an inductor, current is proportional to

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

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Electromagnetic Field Theory
An infinite non conducting sheet of charge has σ of 10-7 c/m3. Equipotential surface for a potential of 10 volts is.

 0.
 1.32 mm.
  1.77 mm.
 0.88 mm.

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

 generator.
 choke.
 thermocouple.
 transformer.

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MORE MCQ ON Electromagnetic Field Theory

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