Power Electronics Quizizz

Give the DEFINITION of DC to DC Converter (Chopper)

• Convert ac power input into dc power output

• Convert AC source voltage to AC output voltage without change the frequency

• Control and conversion of electrical power by power semiconductor devices wherein these devices operate as switches

• Convert the unregulated DC input to a controlled DC output with desired voltage level

Who is your Power Electronics Lecturer (Wrong answer may affect your Power Electronic Grade!!!)

• Ts. Dr. Muhammad Safwan Sufyan bin Mohamad Basir

• Ts. Dr. Muhammad Sufyan Safwan bin Mohamad Nasir

• Ts. Dr. Muhammad Sufyan Safwan bin Mohamad Basir

• Sir Muhammad Safwan Sufyan bin Mohamad Nasir

State TWO (2) Control Technique in DC to DC Converter

• Variable Amplitude Control

• Variable Frequency Control

• Pulse Width Modulation

• Pulse Height Computation

Choose the CORRECT statement for Variable Frequency Control scheme

• Either TON and TOFF is constant

• Chopping Frequency, f and Chopping Period, T constant

• TON and TOFF are varied

• It is related to Rectifier

Give the definition of Boost Converter

• output voltage is less than input voltage

• output voltage is same as input voltage

• output either be higher or lower than input

• output voltage is more than input voltage

Which one is the Boost Converter Circuit

• 
• 

Choose the correct Output Voltage equation for Buck Converter

• Vo = Vo x D

• Vo = (1 - D)Vs

• Vo = DVs

• Vo = (1 - D)T

Who is the Head of Programme for Diploma in Electrical and Electronic Engineering

• Samsawi bin Bujang

• Ts. Hamadi bin Ahmad

• Noranhairul Ariffin bin Abdullah

• Ts. Ahmad Hamadi bin Mohamad