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Electromagnetic Field Theory
A wire 1 m long carries a current of 5A and is at an angle of 30o with B = 1.5 wb/m2. Magnitude of force is
3.75 N.
2 N.
5 N.
2.5 N.
3.75 N.
2 N.
5 N.
2.5 N.
Answer
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Related Question
Electromagnetic Field Theory
In a lossless medium the intrinsic impedance η = 60π and μr = 1. The relative dielectric constant εr shall be
2.
8.
1.
4.
2.
8.
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Electromagnetic Field Theory
Parabolic and lens antenna used at
Microwave frequency
Medium frequency
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Microwave frequency
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Electromagnetic Field Theory
Conductor is constant and field is varying then emf will be induced. This principle is called
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None of these
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static induced emf.
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Answer
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Electromagnetic Field Theory
A magnetic vector potential is given by the expression A = (- cos x) (cos y) uz. The flux density at the origin is
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