Antennas And Microwave Engineering Set 8

Electrical Engineering

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This set of Antennas and Microwave Engineering Multiple Choice Questions & Answers (MCQs) focuses on Antennas And Microwave Engineering Set 8

Q1 | Any device with negative impedance as its characteristic property can be called:
Q2 | In a microwave oscillator, a load of 50+50j is connected across a negative resistance device of impedance -50-50j. Steady state oscillation is not achieved in the oscillator.
Q3 | For achieving steady state oscillation, the condition to be satisfied in terms of reflection coefficients is:
Q4 | To achieve stable oscillation, Zin + ZL=0 is the only necessary and sufficient condition to be satisfied by the microwave oscillator.
Q5 | In transistor oscillators, the requirement of a negative resistance device is satisfied using a varactor diode.
Q6 | In transistor oscillators, FET and BJT are used. Instability is achieved by:
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