Electronic Devices Circuits Power Bjts Online Exam Quiz
Electronic Devices Circuits Power Bjts GK Quiz. Question and Answers related to Electronic Devices Circuits Power Bjts. MCQ (Multiple Choice Questions with answers about Electronic Devices Circuits Power Bjts
If anode current is 400 A, then the amount of current required to turn off the GTO is about ________
Options
A : 20A
B : 200A
C : 400A
D : 100A
A thyristor can be termed as ______
Options
A : AC switch
B : DC switch
C : Wave switch
D : Square wave switch
Which one is the most suitable power device for high frequency (>100 kHz) switching application?
Options
A : BJT
B : Power MOSFET
C : Schottkey diode
D : Microwave transistor
Insulated-gate bipolar transistor (IGBT) has combinational advantages of ______
Options
A : BJTs and SITs
B : BJTs and MOSFETs
C : SITs and MOSFETs
D : FETs and BJTs
What are the three terminals of a power MOSFET called?
Options
A : Collector, emitter, Gate
B : Drain, source, gate
C : Collector, emitter, base
D : Drain, emitter, base
SITH is also known as ________
Options
A : Field controlled diode
B : Field controlled rectifier
C : Silicon controlled diode
D : Silicon controlled rectifier
For a power transistor, if base current IB is increased keeping Vce constant; then______
Options
A : IC increases
B : IC decreases
C : IC remains constant
D : IC changes sinusoidal
A Gate Turn Off (GTO) can be turned on by applying _______
Options
A : positive gate signal
B : positive drain signal
C : positive source signal
D : negative source signal
A power transistor is a ____________
Options
A : three layer, three junction device
B : three layer, two junction device
C : two layer, one junction device
D : four layer, three junction device
The turn on time of an SCR with inductive load is 20 µs. The pulse train frequency is 2.5 KHz with a mark/space ratio of 1/10, and then SCR will ______
Options
A : Turn On
B : Not turn on
C : Turn on if inductance is removed.
D : Turn on if pulse frequency is increased to two times
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