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Electromagnetic Field Theory
In an impedance smith chart, a clockwise movement along a constant resistance circle gives rise to
An increase in the value of reactance
Decrease in the value of reactance
No change in the impedance value
No change in the reactance value
An increase in the value of reactance
Decrease in the value of reactance
No change in the impedance value
No change in the reactance value
Answer
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Related Question
Electromagnetic Field Theory
If in a 1 mF capacitor, an instantaneous displacement current of 1 A is to be established in the spaces between its plates then it is possible by applying
106 volts/sec.
106 Amp.
106 Amp/sec.
106 volts.
106 volts/sec.
106 Amp.
106 Amp/sec.
106 volts.
Answer
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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.
Loss tangent.
Constitutive parameters.
Attenuation constant.
Reflector coefficient.
Answer
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Electromagnetic Field Theory
Between a hollow and solid metal sphere, charge reside
None of above.
on outer surface in hollow and throughout in solid
on outer surface in both.
on outer surface in hollow and throughout in solid.
None of above.
on outer surface in hollow and throughout in solid
on outer surface in both.
on outer surface in hollow and throughout in solid.
Answer
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Electromagnetic Field Theory
For DC voltage an inductor is virtually a
short circuit.
open circuit.
depends on magnitude of voltage.
depends on polarity.
short circuit.
open circuit.
depends on magnitude of voltage.
depends on polarity.
Answer
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Electromagnetic Field Theory
Two point charges (Q and – Q) are situated at the vertex of the square. If potential at another vertex is 2 V, so potential at opposite vertex (diagonally) is
1 V.
Zero.
2 V.
√ 2 V.
1 V.
Zero.
2 V.
√ 2 V.
Answer
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