Characteristic Curves of a Zener Diode and Finding Reverse Break Down Voltage NEET Questions

Physics - Experimental Skills

Characteristic Curves of a Zener Diode and Finding Reverse Break Down Voltage MCQ Questions


1.
A Zener diode operates in which region?
A.
Forward bias
B.
Reverse bias
C.
Cut-off region
D.
Saturation region
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ANSWER :
B. Reverse bias
2.
The breakdown voltage of a Zener diode is primarily determined by:
A.
Doping level
B.
Forward current
C.
Temperature
D.
Resistance
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ANSWER :
A. Doping level
3.
In forward bias, a Zener diode behaves like a:
A.
Normal diode
B.
Insulator
C.
Variable resistor
D.
Open circuit
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ANSWER :
A. Normal diode
4.
The Zener diode is mainly used for:
A.
Rectification
B.
Voltage regulation
C.
Amplification
D.
Oscillation
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ANSWER :
B. Voltage regulation
5.
The reverse breakdown voltage of a Zener diode is also called:
A.
Threshold voltage
B.
Zener voltage
C.
Cut-in voltage
D.
Conduction voltage
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ANSWER :
B. Zener voltage
6.
The characteristic curve of a Zener diode shows:
A.
Linear behavior in forward and reverse bias
B.
Exponential behavior in both directions
C.
Sharp breakdown in reverse bias
D.
No conduction in any bias
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ANSWER :
C. Sharp breakdown in reverse bias