MCQOPTIONS
Bookmark
Saved Bookmarks
→
Power Electronics
→
Pwm Inverters in Power Electronics
→
In case of the 120° mode of operation, _________..
1.
In case of the 120° mode of operation, __________ devices conduct at a time.
A.
2
B.
3
C.
4
D.
none of the mentioned
Answer» B. 3
Show Answer
Discussion
No Comment Found
Post Comment
Related MCQs
The peak value of the line voltage in case of 120° mode of operation of a three-phase bridge inverter is
Find the line voltage VYR when only T3 and T4 are conducting? Consider a star connected balanced R load.
If the SCR T1 is gated at 0°, then for 120° mode of operation, from ωt = 240° to 300° __________ devices would conduct.
What is the R phase voltage and Y phase voltage when only T3 and T4 are conducting? Consider a star connected balanced R load.
What is the B phase voltage when only T1 and T2 are conducting from 60° to 120°. Consider star connected R load.
If T1 is gated at 0 °, T3 and T5 will start conducting at _______ and _________ respectively.
What is the R phase voltage when only T1 and T2 are conducting from 60° to 120°. Consider star connected R load.
Safe commutation can be achieved in case of the ____________ operating mode.
In case of the 120° mode of operation, __________ devices conduct at a time.
The 120° mode of operation of a three phase bridge inverter requires ___________ number of steps.
Reply to Comment
×
Name
*
Email
*
Comment
*
Submit Reply