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Electromagnetic Field Theory
In a dielectric material an applied field in x direction Ex = 5 v/m gives a polarization of px = 3/10π ux nc/m2. The susceptibility of the material is
2.16.
Infinity.
4.32.
Zero.
2.16.
Infinity.
4.32.
Zero.
Answer
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Related Question
Electromagnetic Field Theory
An infinite sheet has a charge density of 150 μ C/m. The flux density in μ C/m 2 is
75.
100.
1/75.
50.
75.
100.
1/75.
50.
Answer
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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.
Zero.
Due to transformer only.
Due to both rotating and transformer action.
Due to rotating only.
Zero.
Due to transformer only.
Due to both rotating and transformer action.
Answer
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Electromagnetic Field Theory
Unit of electric flux density is
coulomb.
coulomb / meter2.
weber / meter2.
farad / meter.
coulomb.
coulomb / meter2.
weber / meter2.
farad / meter.
Answer
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Electromagnetic Field Theory
In frec space E (z,t) = 103 sin(ωt - βz) uy v/m. What is the value of H (z,t)
(103/377) sin(ωt - β z)(-uy) A/m.
None of above.
(103/377) sin(ωt - β z)(-ux) A/m.
(103/377) cos(ωt - β z)(-ux) A/m.
(103/377) sin(ωt - β z)(-uy) A/m.
None of above.
(103/377) sin(ωt - β z)(-ux) A/m.
(103/377) cos(ωt - β z)(-ux) A/m.
Answer
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Electromagnetic Field Theory
The force experienced by a current carrying conductor lying parallel to a magnetic field is
zero.
Bil cosθ.
Bil sinθ.
BIL.
zero.
Bil cosθ.
Bil sinθ.
BIL.
Answer
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