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Electronics and Communication Engineering - Power Electronics

Exercise : Power Electronics - Section 5
41.
A 3 phase bridge inverter is fed by 400 V battery. The load is star connected and has a resistance of 10 Ω per phase. The peak value of thyristor current is
Answer: Option
Explanation:
No answer description is available. Let's discuss.
42.
The main utility of SCR is due to
gate triggering
high temperature triggering
triggering
high breakdown voltage
Answer: Option
Explanation:
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43.
In a single phase full wave ac regulator the firing angles during both half cycles are equal.
True
False
Answer: Option
Explanation:
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44.
In a 3 phase full wave regulator feeding a star connected resistance load, firing angle is 75°. Then the number of thyristors conducting at one time is
1
2
3
4
Answer: Option
Explanation:
No answer description is available. Let's discuss.
45.
The symbol in figure is for
SUS
SBS
Shockley diode
UJT
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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