Microwave Communication Which of the following is used as an oscillator device in the SHF band? Thyratron tube Both B and C Tunnel diode Klystron tube Thyratron tube Both B and C Tunnel diode Klystron tube ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication If k-factor is greater than 1, the array beam is bent Towards the ionosphere, Towards the earth Towards the outer space Away from the earth Towards the ionosphere, Towards the earth Towards the outer space Away from the earth ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication It is possible to increase the maximum range of a radar equipment by Raising the peak power of the transmitter Lowering the pulse frequency All of these Narrowing the beam width and increasing the pulse duration Raising the peak power of the transmitter Lowering the pulse frequency All of these Narrowing the beam width and increasing the pulse duration ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication If the duration of the radar transmitted pulse, on a particular range of operation, is increased, the required bandwidth of the receiver’s IF amplifiers May be decreased Must be increased Must remain as before Must be doubled May be decreased Must be increased Must remain as before Must be doubled ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Microwave frequencies are normally regarded as those in the range of 1 to 500 MHz 1000 to 10,000 GHz 1 to 100 GHz 10 to 1000 GHz 1 to 500 MHz 1000 to 10,000 GHz 1 to 100 GHz 10 to 1000 GHz ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Klystron oscillators are most often used in the frequency range of 300 to 3000 MHz 30 to 30000 MHz 10 to 10000 MHz 3000 to 30000 MHz 300 to 3000 MHz 30 to 30000 MHz 10 to 10000 MHz 3000 to 30000 MHz ANSWER DOWNLOAD EXAMIANS APP
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