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Electromagnetic Field Theory
If a and b are the dimensions of waveguide then
a = 3b
a = 2b
a = b/4
a = b
a = 3b
a = 2b
a = b/4
a = b
Answer
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Related Question
Electromagnetic Field Theory
It is best to use for coupling a coaxial line to a parallel wire transmission line.
Tee
Directional Coupler
Slotted line
Balun
Tee
Directional Coupler
Slotted line
Balun
Answer
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Electromagnetic Field Theory
The coils having self inductance of 10 mH and 15 mH have an effective inductance of 40 mH, when connected in series aiding. What will be the equivalent inductance if we connect then in series opposing?
0 mH.
5 mH.
20 mH.
10 mH.
0 mH.
5 mH.
20 mH.
10 mH.
Answer
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Electromagnetic Field Theory
When a current carrying conductor is brought into magnetic field, the force that moves the conductor depends upon
The weight of the conductor
None of these
The direction of the conductor
The value of current
The weight of the conductor
None of these
The direction of the conductor
The value of current
Answer
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Electromagnetic Field Theory
The force experienced by a current carrying conductor lying parallel to a magnetic field is
Bil cosθ.
BIL.
zero.
Bil sinθ.
Bil cosθ.
BIL.
zero.
Bil sinθ.
Answer
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Electromagnetic Field Theory
In free space E (z, t) = 103 sin(ωt - βz) uy v/m. What is the value of H (z, t)
None of above.
(103/377) cos(ωt - β z)(-ux) A/m.
(103/377) sin(ωt - β z)(-ux) A/m.
(103/377) sin(ωt - β z)(ux) A/m.
None of above.
(103/377) cos(ωt - β z)(-ux) A/m.
(103/377) sin(ωt - β z)(-ux) A/m.
(103/377) sin(ωt - β z)(ux) A/m.
Answer
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