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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
An open wire transmission line having a characteristic impedance of 600 ohms is terminated by a resistive load of 900 O. The standing wave ratio will be

2.5
1.5
4.5
3.5

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Electromagnetic Field Theory
RF inductor are characterized by

 high current rating and high resistance.
 low current rating and low resistance.
 low current rating and high resistance.
 high current rating and low resistance.

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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

 50.
 100.
 1/75.
 75.

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Electromagnetic Field Theory
The tubes of force within the magnetic material are known as

 magnetic flux.
 lines of force.
 none of them.
 tubes of indication.

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Electromagnetic Field Theory
A loop is rotating about x-axis in a magnetic field, B = BO cos(ω + φ) ay. The voltage in the loop is

 Due to rotating only.
 Due to transformer only.
 Due to both rotating and transformer action.
 Zero.

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