ExamVeda
Login
Home

Power Electronics MCQ Questions & Answers | ECE

Learn Power Electronics MCQ questions & answers are available for a Electronics and Communications Engineering(ECE) students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Power Electronics MCQ question is the important chapter for a Electronics and Communications Engineering(ECE) and GATE students. Page-2 section-1

Each section contains 100 MCQs on Power Electronics .
11
To turn on UJT, the forward bias on the emitter diode should be ___________ the peak point voltage.
Discuss
Answer & Solution
Answer: Option C
No explanation is given for this question. Let's Discuss on Board
12
A UJT is sometimes called ___________ diode.
Discuss
Answer & Solution
Answer: Option D
No explanation is given for this question. Let's Discuss on Board
13
A diac is turned on by ___________.
Discuss
Answer & Solution
Answer: Option A
No explanation is given for this question. Let's Discuss on Board
14
The device that exhibits negative resistance region is ___________.
Discuss
Answer & Solution
Answer: Option D
No explanation is given for this question. Let's Discuss on Board
15
When the emitter terminal of a UJT is open, the resistance between the base terminal is generally ___________.
Discuss
Answer & Solution
Answer: Option A
No explanation is given for this question. Let's Discuss on Board
16
When the temperature increases, the intrinsic stand off ratio ___________.
Discuss
Answer & Solution
Answer: Option C
No explanation is given for this question. Let's Discuss on Board
17
In a UJT, the p-type emitter is ___________ doped
Discuss
Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
18
The device that does not have the gate terminal is ___________.
Discuss
Answer & Solution
Answer: Option D
No explanation is given for this question. Let's Discuss on Board
19
The V-I characteristics for a triac in the first and third quadrants are essentially identical to those of ___________ in its first quadrant
Discuss
Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
20
A Triac has three terminals viz ___________
Discuss
Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board