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Electromagnetic Field Theory

Electromagnetic Field Theory
The static electric field in a conductor is

Zero
None of these
Infinity
Unity

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Electromagnetic Field Theory
A conductor of length 1 metre moves at right angles to magnetic field of flux density 1 Wb/m2 with a velocity of 25 m/s. The induced emf in the conductor will be

 100 V.
 50 V.
 25 V.
 75 V.

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Electromagnetic Field Theory
The two windings of a transformer have an inductor of 2 H each. If mutual inductor between them is also 2 H, then

 transformer is an ideal transformer.
 turns ratio of the transformer is also two.
 none of these.
 it is a perfect transformer.

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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)?

 Null vector.
 | E |.
 Zero.
 E.

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Electromagnetic Field Theory
Two coupled coils with L1 = L2 = 0.6 H have a coupling coefficient of K = 0.8. The turns ratio N1/N2 is

 1.
 2.
 0.5.
 4.

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Electromagnetic Field Theory
Find the length of a conductor which is moving with a velocity 0.4m/s in a magnetic field of 8T, inducing an emf of 20V.

 0.5m.
 6.25m.
 0.6m.
 5.25m.

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MORE MCQ ON Electromagnetic Field Theory

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