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Electromagnetic Field Theory

Electromagnetic Field Theory
Which of following is not a unit of flux?

 Weber.
 All of above.
 Telsa.
 Maxwell.

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Electromagnetic Field Theory
In a perfect conductor the incident and reflected wave combine to produce

A stronger incident wave
A standing wave which is not progressing
A stronger reflected wave
None of these

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Electromagnetic Field Theory
The static electric field in a conductor is

Unity
None of these
Infinity
Zero

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Electromagnetic Field Theory
The frequency range for satellite communication is

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

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Electromagnetic Field Theory
Voltage applied across a dielectric produces an electrostatic field 50 times greater than air. The dielectric constant of the dielectric will be

 10.
 50.
 20.
 5.

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Electromagnetic Field Theory
The skip distance is the maximum distance upto which ionospheric reflection is possible.

True
False

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