Curioustab
Aptitude
General Knowledge
Verbal Reasoning
Computer Science
Interview
Aptitude
General Knowledge
Verbal Reasoning
Computer Science
Interview
Home
»
Electronics and Communication Engineering
»
Power Electronics
In a 3 phase bridge inverter with 180° mode of operation the numbers of thyristors conducting at one time are
1
2
3
4
Correct Answer:
3
← Previous Question
Next Question→
More Questions from
Power Electronics
In a thyristors are i = kva. The value of a is
A single phase cycloconverter feeds a resistance heating load. The heating power is provided by
A full bridge inverter is fed by a battery of 30 V. The rms value of output voltage is
Which of the following devices exhibit negative resistance characteristics?
Natural commutation can be used in :
The gate lead, in a thyristor is welded to :
Which chopper circuit operates in all the 4 quadrants?
Which converter is used in HVDC transmission?
A chopper cannot be line commutated.
Assertion (A): Typical value of thermal resistance from source to sink of an SCR is about 0.3° C/W Reason (R): Heat sinks of thyristors are generally made of aluminium.
Discussion & Comments
No comments yet. Be the first to comment!
Name:
Comment:
Post Comment
Join Discussion
Discussion & Comments