1. Draw the circuit diagram for Half Bridge Invertor and Full Bridge Invertor. justify which circuit is better. 2. a. Define Switch and its operation with relevant diagram. b. Draw the Circuit symbol for Diode, Thyristor, BJT, MOSFET, GTO, IGBT & IGCT. 3. Draw the circuit diagram for Single Phase To Three Phase full wave Cycloconverters Explain the control characteristics of the following semiconductor devices. 1)Thyristor 4. 2) Power BJT 3) MOSFET 4) IGBT 5) GTO 5. Discuss the different application area of Power Electronics./n

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