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Electronics and Communication Engineering - Power Electronics

Exercise : Power Electronics - Section 8
6.
A crowbar circuit is generally needed for protection under fault conditions.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
Forward rating of an SCR is
the maximum rate of rise of anode voltage which will trigger the SCR
the maximum rate of rise of anode voltage which will not trigger the SCR if gate signal is applied
the maximum rate of rise of anode voltage which will not trigger the SCR if gate signal is not applied
either (b) or (c)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
The number of leads in a DIAC are
2
3
4
6
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
The condition for underdamped oscillations in a series RLC circuit is
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
The method of triggering SCS is
application of positive pulse at cathode gate or negative pulse at anode gate
application of pulse at anode gate
application of pulse at cathode gate
application of low voltage at anode
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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