important quizz IE

important quizz IE

University

82 Qs

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Assessment

Quiz

Physics

University

Practice Problem

Medium

Created by

LAVANYA R

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82 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The three terminals of the IGBT are

base, emitter & collector
gate, source & drain
gate, emitter & collector
base, source & drain

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

IGBT possess

low input impedance
high input impedance
high on-state resistance
second breakdown problems

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following diodes uses a metal-semiconductor junction?

General purpose diodes
Fast recovery diodes
Schottky diode
Slow recovery diode

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The V-I Characteristics of the diode lie in the

1st & 2nd quadrant
1st & 3rd quadrant
1st & 4th quadrant
Only in the 1st quadrant

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The TRIAC can be represented by

two SCRs in anti-parallel
two SCRs in parallel
two diodes in anti-parallel
two diodes in parallel

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

two diodes in parallel

forward current rating
breakover voltage
holding current
latching current

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If the cathode of an SCR is made positive with respect to the anode & no gate current is applied then

all the junctions are reversed biased
all the junctions are forward biased
only the middle junction is forward biased
only the middle junction is reversed biased

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