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Electromagnetic Field Theory

Electromagnetic Field Theory
In above problem, if the inductance L1 and L2 in series aiding with 30 mH mutual inductance, then total inductance will be

 200 mH.
 100 mH.
 50 mH.
 150 mH.

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Electromagnetic Field Theory
The right hand rule for determining the direction of the induced EMF was introduced by

 Faraday
 Fleming
 Lenz
 Maxwell

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Electromagnetic Field Theory
If E is the electric field intensity, then what is the value of divergence of (curl of E)?

 | E |.
 Zero.
 Null vector.
 E.

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Electromagnetic Field Theory
Biot-Savarts law states the relation between magnetic intensity and

 volume current only.
 (A), (B), and (D) are all correct.
 surface current only.
 filament current only.

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

 Commutator.
  Electric current.
 Electric fields.
 Copper conductors.

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Electromagnetic Field Theory
A magnetic circuit requires 800 AT to produce a certain quantity of flux in a magnetic circuit. If its excitation coil has 100 turns and 5 Ohm resistance, the voltage to be applied in exciting coil is

 40 V.
 80 V.
 8 V.
 60 V.

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MORE MCQ ON Electromagnetic Field Theory

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