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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
4.5
2.5
3.5
1.5
4.5
2.5
3.5
1.5
Answer
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Related Question
Electromagnetic Field Theory
The field at any point on the axis of a current carrying coil will be
zero.
at angle of 45° with the axis.
parallel to axis.
perpendicular to the axis.
zero.
at angle of 45° with the axis.
parallel to axis.
perpendicular to the axis.
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)(-ux) A/m.
(103/377) sin(ωt - β z)(-uy) A/m.
(103/377) cos(ωt - β z)(-ux) A/m.
None of above.
(103/377) sin(ωt - β z)(-ux) A/m.
(103/377) sin(ωt - β z)(-uy) A/m.
(103/377) cos(ωt - β z)(-ux) A/m.
None of above.
Answer
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Electromagnetic Field Theory
The tubes of force within the magnetic material are known as
tubes of indication.
magnetic flux.
lines of force.
none of them.
tubes of indication.
magnetic flux.
lines of force.
none of them.
Answer
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Electromagnetic Field Theory
Which of this statement is not characteristic of a static magnetic field
magnetic flux lines are always closed.
it is conservative.
it is solenoidal.
it has no sink or sources.
magnetic flux lines are always closed.
it is conservative.
it is solenoidal.
it has no sink or sources.
Answer
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Electromagnetic Field Theory
A pure inductor is connected across a voltage source. Find the active power drawn by the inductor?
0
maximum
either 1 or 2
None of these
0
maximum
either 1 or 2
None of these
Answer
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