Power Electronics Module 1 with correct answers 100% 2026

Power Electronics Module 1 with correct answers 100% 2026 Power Electronics - Correct Answer - The use of electronic components - The application of circuit theory and design techniques - The development of analytical tools toward efficient electronic conversion, control, and conditioning of electric power Power Electronics - Correct Answer - Application of solid-state electronics and energy storage elements for the control and conversion of electric power - It enables other technologies to function - Combines power, electronics, and control Power, Electronics, Control - Correct Answer __________ - static and rotating power equipment for generation, transmission and distribution of electric energy __________ - solid-state devices and circuits for signal processing to meet the desired control objectives __________ - steady-state and dynamic characteristics of closed loop systems Signal Processing - Correct Answer - Information processing with minimum loss of information - Semiconductor devices : controlled sources in the linear region - Few milliwatts to a few watts Power Electronics - Correct Answer - Power conversion at the highest possible efficiency using very small control signals - Semiconductor devices : switches - Few watts to several megawatts Power Converter, Switching, Digital Control - Correct Answer General Structure of Power Electronic System AC-DC Converter, Rectifier - Correct Answer Power Input : AC Power Output : DC AC-AC Converter, AC Controller (Fixed Frequency), Cycloconverter or Frequency Converter (Variable Frequency) - Correct Answer Power Input : AC Power Output : AC DC-AC Converter, Inverter - Correct Answer Power Input : DC Power Output : AC DC-DC Converter, Chopper - Correct Answer Power Input : DC Power Output : DC Diode Rectifier - Correct Answer Converters AC voltage into a fixed DC voltage AC-DC Converter, Controlled Rectifier - Correct Answer Converts AC voltage into a controlled DC voltage by varying the conduction time or firing delay angle of thyristors AC-AC Converter, AC Voltage Controller - Correct Answer Converts a fixed AC source into a variable AC output voltage by varying the conduction time or firing angle of a triac (or two inverse-parallel SCRs) DC-DC Converter, Chopper, Switching Regulator - Correct Answer Converts a fixed DC voltage into a controlled DC voltage by varying the conduction time of transistors DC-AC Converter, Inverter - Correct Answer Converts a fixed DC voltage into an AC output voltage by varying the conduction time of transistors Applications of Power Electronics - Correct Answer - Laptop Computer Power Supply System - Renewable Energy - Electric Vehicles - Air-Orbiting Spacecraft Power System Power Diode - Correct Answer Schottky Diode Power Transistors - Correct Answer - Bipolar Junction Transistor, BJT - Metal-Oxide-Semiconductor Field-effect Transistor, MOSFET - Insulated-Gate Bipolar Transistor, IGBT Thyristors - Correct Answer - Silicon Controlled Rectifier, SCR - Gate-Turn-Off Thyristor, GTO Power Semiconductor Devices - Correct Answer - Acts as a switch - Ideally zero power dissipation On - Correct Answer Characteristics of an Ideal Switch In the ____-state - Can carry a high forward current (infinity) - Low forward voltage - Low ____-state resistance (zero) - Causing low ____-state power loss (zero) Off - Correct Answer Characteristics of an Ideal Switch In the ____-state - Can withstand high forward or reverse voltage (infinity) - Low ____-state leakage current (zero) - High ____-state resistance (infinity) - Causing low ____-state power loss (zero) Low - Correct Answer Characteristics of an Ideal Switch When switching - ____ delay time, rise time, storage time and fall time (zero) - ____ gate drive voltage, current and power (zero) Characteristics of an Ideal Switch - Correct Answer - Controllable turn-on and turn-off - High