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Electromagnetic Field Theory

Electromagnetic Field Theory
The frequency range for satellite communication is

3000 to 30000 MHz
30000 to 300000 MHz
3 to 30 kHz
300 to 3000 kHz

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Electromagnetic Field Theory
MUF is depend upon

Received frequency by receiver
11 year sun spot cycle
Height of ionospheric layer
Electron density of the ionospheric layer

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Electromagnetic Field Theory
1 Maxwell is the same as

 10-4 weber.
 10-8 weber.
 10-8 weber.
 104 weber.

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Electromagnetic Field Theory
In above problem, if the inductance L1 and L2 in series aiding with 30 mH mutual inductance, then total inductance will be

 150 mH.
 50 mH.
 100 mH.
 200 mH.

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Electromagnetic Field Theory
For a linear electromagnetic circuit, which of the following statement is true?

 Field energy is greater than the co-energy.
 Co-energy is zero.
 Field energy is lesser than the co-energy.
 Field energy is equal to the co-energy.

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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.

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MORE MCQ ON Electromagnetic Field Theory

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