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Electromagnetic Field Theory

Electromagnetic Field Theory
The minimum height of outer atmosphere is

150 km
400 km
200 km
100 km

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Electromagnetic Field Theory
When a current carrying conductor is brought into magnetic field, the force that moves the conductor depends upon

None of these
The weight of the conductor
The value of current
The direction of the conductor

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Electromagnetic Field Theory
An infinite sheet has a charge density of 150 μ C/m. The flux density in μ C/m 2 is

 1/75.
 100.
 50.
 75.

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Electromagnetic Field Theory
In case of all flux from the current in coil 1 links with coil 2, the coefficient of coupling will be

 Zero.
 1.0.
 2.0.
 0.5.

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Electromagnetic Field Theory
Conductor is constant and field is varying then emf will be induced. This principle is called

 dynamically induced emf.
None of these
 virtually induced emf.
 static induced emf.

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Electromagnetic Field Theory
Conductor is varying and field is fixed then emf will be induced. This principle is called

 dynamically induced emf.
 static induced emf.
 both A and B.
None of these

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MORE MCQ ON Electromagnetic Field Theory

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