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