KERALA UNIVERSITY Class 8 microwave devices and circuits Question Paper 2019

Practice authentic previous year questions for better exam preparation.

Sample Questions

Explain the significance of shift in reference plane in microwave systems.
What are the features of signal flow graph and its advantages.
Show that it is impossible to construct a 3 port network i.e lossless, reciprocal and matched at all ports.
Draw the circuit diagram showing biasing of RF FET structure.
S-parameters for the HPHFET at 2 GHz with bias voltage $\mathrm{V}_{\mathrm{gs}}=0$ are $\left(\mathrm{Z}_{0}=50 \Omega\right) \mathrm{S}_{11}=0.894<-60.6^{\circ} ; \mathrm{S}_{12}=0.020<62.4^{\circ} ; \mathrm{S}_{21}=3.122<123.6^{\circ}$ and $\mathr...