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Electromagnetic Field Theory

Electromagnetic Field Theory
The radiation pattern of Hertzian dipole in the plane perpendicular to dipole is a

Null
Circle
None of these
Figure of eight

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Electromagnetic Field Theory
Find the strength of the magnetic field when a 2m long conductor is moving with a velocity 4m/s inducing an emf of 20V.

 10T.
 5T.
 2.5T.
 0.5T.

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

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

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Electromagnetic Field Theory
Which of this statement is not characteristic of a static magnetic field

 it is conservative.
 it is solenoidal.
 magnetic flux lines are always closed.
 it has no sink or sources.

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Electromagnetic Field Theory
Fleming's right hand rule may be applied to an electric generator to find out the direction of

None of these
 magnetic field.
 induced emf.
 rotor rotation.

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Electromagnetic Field Theory
The radiation pattern of a parabola antenna is

None of these
Omnidirectional
A figure of directional
Highly directional

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