POWER ELECTRONICS QUIZ
Power Electronics Quiz
Test your knowledge on power electronics with this engaging quiz! Dive into the world of SCRs, TRIACs, and more to see how well you understand these essential components.
This quiz includes:
- 10 multiple choice questions
- Instant feedback on your answers
- Challenging content for enthusiasts and professionals alike
An SCR is a
Four layer, four junction device
Four layer, three junction device
Four layer, two junction device
Three layer, single junction device
If the cathode of an SCR is made positive with respect to the anode & no gate current is applied then
All the junctions are reversed biased
All the junctions are forward biased
Only the middle junction is forward biased
Only the middle junction is reversed biased
For an SCR in the forward blocking mode (practically)
Leakage current does not flow
Leakage current flows from anode to cathode
Leakage current flows from cathode to anode
Huge current flows from anode to cathode
Which one of the following power semi-conductor device has bi-directional current capability?
SCR
MOSFET
IGBT
TRIAC
TRIAC is a pair of two thyristors functionally connected in
Series
Parallel
Both series and parallel
Antiparallel
Forward blocking mode is also called as _______ state.
On sate
Off-state
Both a and b
Zero stage
The process of passing minimum amount of current to SCR in forward conduction type mode to maintain in ON state is called ___current.
Switch
Latching
Nonlatching
Resistive
SCR in forward conduction type mode can turned off by reducing value of current below minimum value is called _______.
Holding current
Resistive
Threshold
None of the above
Which of the following are the methods to turn on a thyristor?
Gate triggering
Forward voltage triggering
Dv/dt triggering
All the above
Which of the following are the industrial applications of SCR?
Battery charger
Power converters
Control motor speed
All the above
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