Question: 1.Answer all the following questions: a) What is dark current of a photo diode? b) Which type of diode capacitance is used in the

1.Answer all the following questions: a) What is "dark current" of a photo diode? b) Which type of diode capacitance is used in the varactor diode, explain. c) What is Diffusion and Drift Currents? d) Derive ripple factor of FWR. e) What is a dc power supply (Regulated power supply)? f) Draw the characteristics of Photo Diode. g) Define reverse leakage current in C.E configuration h) Compare CB, CE and CC configurations. i) Define the four-h parameters j) Explain the JFET small signal model
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