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Electromagnetic Field Theory

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

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

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Electromagnetic Field Theory
Which of following is not a unit of flux?

 Maxwell.
 All of above.
 Telsa.
 Weber.

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Electromagnetic Field Theory
A sphere of 20 cm radius contains electrical charge of density 2/(r sinθ) c/m3. What is the total charge contained within the sphere?

 0.
 None of above.
 0.335 C.
 0.335/sinθ c.

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Electromagnetic Field Theory
Whenever the magnetic flux changes with respect to an electric conductor or a coil, an EMF is induced in the conductor is Faraday’s

 second law
 first law
 fourth law
 third law

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Electromagnetic Field Theory
A potential field is given by V = 3x2 y – yz. The electric field at P(2, -1, 4) is

 12 Ix - 8 Iy - Iz V/m.
 12 Ix - 8 Iy V/m.
 12 Ix - Iz V/m.
 12 Ix + 8 Iy + Iz V/m.

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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

 0.5.
 Zero.
 1.0.
 2.0.

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MORE MCQ ON Electromagnetic Field Theory

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