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The Figure above shows the circuit for a simple d.c. power supply. Identify the type of rectifier circuit represented in figure 1 above and explain

The Figure above shows the circuit for a simple d.c. power supply. 

Identify the type of rectifier circuit represented in figure 1 above and explain the operation of the circuit with reference to the function of each component within the circuit. 

a. Some highly refined semiconductor material s doped with Indium. For such a material, what will be the majority carriers? 

b. With the aid of a suitable sketch, describe the essential features of a semiconductor diode and also sketch a graph showing the forward and reverse characteristics of a typical silicon diode.

D1 RLoad Vmains

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