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WorksheetsQuiz 1: Power Electronics
Total questions: 10
Worksheet time: 10mins
Which of the following is NOT the definition of electronic power?
Electric power
Electronics
Control
Electromagnetic
What is the advantages of semiconductor devices as switches in Power electronics applications?
relatively small
inexpensive
efficient
All of the Above
Following is the types of power electronics circuits EXCEPT
AC-DC converters
AC-AC Converters
DC-DC converters
HVDC Converters
Application of SMPS are;
motherboard of computers
HVDC measurements
mobile phone chargers
all of the above
Component for A & B
Output Transformer & Chopper controller
Input transformer & Chopper controller
Inverter & Chopper
Rectifier & Filter
Which is the following What is the use of inverter ?
power controller
Uninterruptable Power Supply (UPS)
Reactive power control
DC motor speed Control
The I-V Characteristic belongs to which component?
IGBT
TRIAC
SCR
SCR-GTO
Which of the following is IGBT symbol?
Below is the Mechanisms for turning off an SCR EXCEPT
Natural commutation
Frequency commutation
AC line commutation
Forced commutation
Which statement is INCORRECT about the differences between GTO-SCR and SCR?
SCR size is bigger than SCR-GTO
SCR needs a triggering circuit , whereby GTO SCR does not need a triggering circuit
Switching speed for SCR is faster than GTO –SCR
Latching current for SCR is smaller than GTO-SCR
