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Electromagnetic Field Theory

Electromagnetic Field Theory
1 Maxwell is the same as

 10-4 weber.
 10-8 weber.
 10-8 weber.
 104 weber.

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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.

  1.77 mm.
 0.88 mm.
 0.
 1.32 mm.

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Electromagnetic Field Theory
Voltage applied across a dielectric produces an electrostatic field 50 times greater than air. The dielectric constant of the dielectric will be

 50.
 10.
 20.
 5.

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Electromagnetic Field Theory
In an impedance smith chart, a clockwise movement along a constant resistance circle gives rise to

No change in the reactance value
An increase in the value of reactance
No change in the impedance value
Decrease in the value of reactance

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Electromagnetic Field Theory
A dipole having a moment p – 3ux - 5uy + 10uz ncm is located at p(1,2,-4) in free space. The V as Q(2,3,4) is

 2.62 V.
 1.26 V.
 1.31 V.
 2.52 V.

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Electromagnetic Field Theory
A Yagi antenna has a driven antenna

With one or more directors
With a reflector
With a reflector and one or more directors
Only

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MORE MCQ ON Electromagnetic Field Theory

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