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Electromagnetic Field Theory
RF inductor are characterized by
low current rating and high resistance.
high current rating and high resistance.
high current rating and low resistance.
low current rating and low resistance.
low current rating and high resistance.
high current rating and high resistance.
high current rating and low resistance.
low current rating and low resistance.
Answer
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Related Question
Electromagnetic Field Theory
A Yagi antenna has a driven antenna
Only
With one or more directors
With a reflector and one or more directors
With a reflector
Only
With one or more directors
With a reflector and one or more directors
With a reflector
Answer
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Electromagnetic Field Theory
What is the unit of magnetic charge
Ampere meter.
Ampere.
Ampere-meter square.
Coulomb.
Ampere meter.
Ampere.
Ampere-meter square.
Coulomb.
Answer
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Electromagnetic Field Theory
A medium is said to be isotropic when
∈ = μ.
∈ = μσ.
∈ is a scalar constant.
∈ is zero.
∈ = μ.
∈ = μσ.
∈ is a scalar constant.
∈ is zero.
Answer
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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
4.32.
Infinity.
Zero.
2.16.
4.32.
Infinity.
Zero.
2.16.
Answer
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Electromagnetic Field Theory
An insulated metal sphere of 20 cm diameter is charged by rubbing with charges 2 × 10-8 C. Potential developed will be
200 V.
1800 V.
0 V.
900 V.
200 V.
1800 V.
0 V.
900 V.
Answer
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