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