Viva EDC Cycle 1
Authored by Zahira R
English
University
Used 2+ times
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40 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The cut-in voltage of a silicon diode is approximately:
0.3 V
0.5 V
0.7 V
1.2 V
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
In forward bias, current through a PN junction diode is:
Negligible
Very high
Zero
Constant
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The VI characteristic of a diode in reverse bias shows:
Large current
Small leakage current
Zero current
Oscillations
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which diode emits light when forward biased?
Zener
LED
Schottky
Tunnel
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The color of LED depends on:
Applied voltage
Bandgap of semiconductor
Current rating
Packaging
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In CB configuration, input is applied between:
Base-Collector
Collector-Emitter
Emitter-Base
Base-Emitter
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Current gain (α) in CB mode is given by:
IC / IB
IC / IE
IE / IC
IB / IC
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