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Electromagnetic Field Theory

Electromagnetic Field Theory
The ability of charged bodies to exert force on one another is attributed to the existence of

 electrons.
 electric field.
 neutrons.
 protons.

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Electromagnetic Field Theory
If in a 1 mF capacitor, an instantaneous displacement current of 1 A is to be established in the spaces between its plates then it is possible by applying

 106 Amp.
 106 Amp/sec.
 106 volts.
 106 volts/sec.

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Electromagnetic Field Theory
MUF is depend upon

Electron density of the ionospheric layer
Received frequency by receiver
Height of ionospheric layer
11 year sun spot cycle

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Electromagnetic Field Theory
Tropospheric scatter propagation is not subject to any fading.

True
False

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Electromagnetic Field Theory
The force on a charge moving with velocity v under the influence of electric and magnetic fields is given by which one of the following

 q(E + V × B).
 q(H + V × E).
 q(E +V × H).
 q(E + B × V).

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Electromagnetic Field Theory
Electric field strength of charge

 Decrease with square distance.
 Decrease with distance.
 Increase distance.
 Increase square distance.

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MORE MCQ ON Electromagnetic Field Theory

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