UNIT-1
1. With diagram explain the operation of IGBT.
2. Draw the structure of power MOSFET and explain its operation.
3. With diagram explain the operation of GTO.
4. With the diagram explain the operation of synchronized UJT triggering.
UNIT-2
1. Explain the single phase half controlled bridge converter with RL-load.
2. Explain the single phase fully controlled bridge converter with R- load.
3. Explain the operation of Jones Chopper with diagram.
4. With diagram explain the chopper using MOSFET.
UNIT-3
1. With diagram explain the single phase parallel inverter with R-load.
2. With diagram explain the single phase full bridge inverter with R-load.
3. With diagram explain McMurray inverter.
4. With block diagram explain On-line UPS and Off-line UPS.
UNIT -4
1. With block diagram explain PLC.
2. Explain in detail about star-delta starter.
3. With proper diagram explain conveyor control.
4. With diagram explain the ladder diagram of 3 floor lift control.
UNIT-5
1. Explain Servo motor.
2. Explain Stepper motor.
3. Explain Optical sensor and Bio-sensor.
4. Explain the choice of sensors and actuators for maze solving robot.
5. Explain the choice of sensors and actuators for self-driving cars
6. Explain the construction and operation of DC Motor Drive.
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