Electromagnetic Field Theory The radiation pattern of a parabola antenna is None of these Omnidirectional A figure of directional Highly directional None of these Omnidirectional A figure of directional Highly directional ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The virtual height of an ionospheric layer is __________ true height Equal to Higher than No relation Less than Equal to Higher than No relation Less than ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The transmitting antennas for lower frequencies (below 500 kHz) are generally Vertical grounded wire type Any of the above Horizontal suspended wire type Parabolic reflector type Vertical grounded wire type Any of the above Horizontal suspended wire type Parabolic reflector type ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of the following will increase the antenna radiation efficiency? Any of the above Top loading of antenna Use of larger section of conductor Providing insulation on conductor Any of the above Top loading of antenna Use of larger section of conductor Providing insulation on conductor ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory According to maximum power transfer theorem, the maximum power is absorbed by one network from another network when None of these The impedance of one is equal to that of the other The impedance of one is the complex conjugate of the other The impedance of one of the networks is half that of the other None of these The impedance of one is equal to that of the other The impedance of one is the complex conjugate of the other The impedance of one of the networks is half that of the other ANSWER DOWNLOAD EXAMIANS APP
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