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Electromagnetic Field Theory

Electromagnetic Field Theory
The Biot-savarts law is a general modification of

 Lenzs law.
 Faradays law.
 Kirchhoffs law.
 Amperes law.

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Electromagnetic Field Theory
The operation of electric generators and motors depend on the intraction between magnetic field and

  Electric current.
 Electric fields.
 Commutator.
 Copper conductors.

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Electromagnetic Field Theory
MUF is depend upon

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

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Electromagnetic Field Theory
________ at a point is defined as the force experienced per unit positive charge at a point placed in the electric field.

 Electric flux.
 Magnetic flux density.
 Electric intensity.
None of these

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Electromagnetic Field Theory
Two coils have inductances L1 = 1200 mH and L2 = 800 mH. They are connected in such a way that flux in the two coils aid each other and inductance is measured to be 2500 mH, then Mutual inductance between the coils is ___________ mH.

 250.
 225.
 145.
 150.

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Electromagnetic Field Theory
The drawback of Daltons atomic structure is that, it says

 unique nature of atom.
 most of the volume of an atom is empty space.
 none of these.
 the atoms can neither be created nor be destroyed.

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MORE MCQ ON Electromagnetic Field Theory

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