Computer Programming MCQs

5739 MCQs  (Page 223 of 574)

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A crystal diode is used as______________?
A. An amplifier
B. A rectifier
C. An oscillator
D. A voltage regulator
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A crystal diode has forward resistance of the order of ________________?
A. Kω
B. Ω
C. Mω
D. None of the above
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The ratio of reverse resistance and forward resistance of a germanium crystal diode is about ______________?
A. 1 : 1
B. 100 : 1
C. 1000 : 1
D. 40,000 : 1
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If the doping level of a crystal diode is increased, the breakdown voltage__________________?
A. Remains the same
B. Is increased
C. Is decreased
D. None of the above
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If the temperature of a crystal diode increases, then leakage current ______________?
A. Remains the same
B. Decreases
C. Increases
D. Becomes zero
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When the crystal current diode current is large, the bias is ______________?
A. Forward
B. Inverse
C. Poor
D. Reverse
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The knee voltage of a crystal diode is approximately equal to ________________?
A. Applied voltage
B. Breakdown voltage
C. Forward voltage
D. Barrier potential
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A zener diode is used as ______________?
A. An amplifier
B. A voltage regulator
C. A rectifier
D. A multivibrator
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The emitter of a transistor is___________doped?
A. Lightly
B. Heavily
C. Moderately
D. None of the above
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The output impedance of a transistor is____________?
A. High
B. Zero
C. Low
D. Very low
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Word of the Day
23 Jul
Aisle
a passage between rows of seats in a building such as a church or theatre, an aircraft, or train.
طویل تنگ راستہ، نشتوں کے درمیان راستہ

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