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Electromagnetic Field Theory

Electromagnetic Field Theory
A square corner reflector is used in

Tv broadcast
Point to point communication
Radio astronomy
All of these

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Electromagnetic Field Theory
Unit of electric flux density is

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

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Electromagnetic Field Theory
Between a hollow and solid metal sphere, charge reside

 on outer surface in both.
 on outer surface in hollow and throughout in solid.
 on outer surface in hollow and throughout in solid
 None of above.

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Electromagnetic Field Theory
A sphere of 20 cm radius contains electrical charge of density 2/(r sinθ) c/m3. What is the total charge contained within the sphere?

 0.
 0.335 C.
 None of above.
 0.335/sinθ c.

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Electromagnetic Field Theory
MUF is depend upon

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

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Electromagnetic Field Theory
Radiation intensity in a given direction is the

None of these
Power radiated per square metre
Energy radiated per square metre
Power radiated per unit solid angle in that direction

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MORE MCQ ON Electromagnetic Field Theory

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