We have start new series to share all
subject of the world multiple choice questions. After request many student to
start technical subject mcqs. So to day i am going to share with the Electronics
MCQs. These mcqs will help in Bsc, BTech and other courses. And also help you
in jobs employment test. Like atomic job, electrician job and other jobs
related to Electrical Technology and Electronics Technology. I hope you like
these multiple choice question about Electronics. Day by day we are adding new questions
keep visiting and share with other's to help in test preparation
1. The most commonly semiconductor is?
A. Ge
B. Si
C. C
D. P
2. A p-n junction is formed when silicon or
germanium is doped with?
A. Trivalent
Impurity
B. Pentavalent
Impurity
C. Both Of The Aobve
D. None Of
These
3. The chargeless region around a p-n
junction in which charge carriers are not Present Is Called?
A. Free
Region
B. Neutral
Region
C. Empty
Junction
D. Depletion Region
4. Potential difference developed across the
depletion region is called?
A. Stopping Potential
B. Depletion
Potential
C. P-N
Potential
D. Potential Barrier
5. The potential barrier of silicon is?
A. 1 V
B. 0.7 V
C. 0.5 V
D. 0.3 V
6. The potential barrier in germanium
p-n junction?
A. 1 V
B. 0.7 V
C. 0.5 V
D. 0.3 V
7. The potential difference developed across
the p-n junction?
A. Accelerate
The Diffusion Of Electros Into P-N Junction
B. Accelerate
The Diffusion Of Hels Into N-Junction
C. Stops The Difusion Fo Electrons Ito P-Region
D. All Of
These
8. When an external potential difference is
applied across a p-n junction such that the p-side is made more positive and
n-side more negative then the p-n junction is said to be?
A. Forward Biased
B. Reversed Biased
C. Positively
Biased
D. Negatively
Biased
9. If forward bias voltage is increased, the
current following through the p-n junction?
A. Increases
B. Decreases
C. Becomes Zero
D. None Of
Above
10. The ratio of the change in forward bias
votage to the change in current following through the p-n junction is called
_____ of the p-n junction?
A. Depletion
Ratio
B. P-N
Resistance
C. Forward Resistance
D. Backward
Resistance
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