Power Electronics
Authored by sridhar yadav
Other
University
Used 18+ times
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40 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In the ___________ type of chopper, two stage conversions takes place.
AC-DC
AC link
DC link
None of the mentioned
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Choppers is..................converter
AC -DC
DC-AC
AC-AC
DC-DC
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A chopper may be thought as a
Inverted with DC input
DC equivalent of an AC transformer
Diode rectifier
DC equivalent of an induction motor
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which device can be used in a chopper circuit?
BJT
MOSFET
GTO
ALL THE ABOVE
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the duty cycle of a chopper ?
Ton/Toff
Ton/T
T/Ton
Toff x Ton
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The load voltage of a chopper can be controlled by varying the..................
duty cycle
firing angle
reactor position
extinction angle
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The values of duty cycle (α) lies between..........
1<α<100
0<=α<=1
0>α>-1
0<α<1
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