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Electromagnetic Field Theory

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

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

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Electromagnetic Field Theory
Find H for centre of solenoid having finite length d = 1 unit where N = no of turns = 500, I = 2 A.

 None of these.
 1000.
 500.
 100.

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Electromagnetic Field Theory
For a linear electromagnetic circuit, which of the following statement is true?

 Field energy is lesser than the co-energy.
 Co-energy is zero.
 Field energy is greater than the co-energy.
 Field energy is equal to the co-energy.

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Electromagnetic Field Theory
Which of the following is zero in relation to electromagnetic fields?

 Curl curl A.
 Grad div A.
 Div grad V.
 Div curl A.

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Electromagnetic Field Theory
Which is the major factor for determining whether a medium is free space, lossless dielectric or a good conductor

  Loss tangent.
 Constitutive parameters.
 Attenuation constant.
 Reflector coefficient.

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Electromagnetic Field Theory
Two parallel plates are separated by a distance D charged by V volt. The field intensity E is given by,

 V / D
 V² / D
 V × D²
 V × D

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