Computer Programming MCQs

5739 MCQs  (Page 515 of 574)

Attempt Computer Programming MCQs Quiz
Transistor biasing represents ______________ conditions?
A. A.c
B. D.c
C. Both a.c. and d.c
D. None of the above
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At absolute temperature, an intrinsic semiconductor has________________?
A. A few free electrons
B. Many holes
C. Many free electrons
D. No holes or free electrons
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A reverse bias pn junction has_____________?
A. Very narrow depletion layer
B. Almost no current
C. Very low resistance
D. Large current flow
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A reverse biased pn junction has resistance of the order of________________?
A. O
B. Ko
C. Mo
D. None of the above
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A hole and electron in close proximity would tend to________________?
A. Repel each other
B. Attract each other
C. Have no effect on each other
D. None of the above
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The random motion of holes and free electrons due to thermal agitation is called______________?
A. Diffusion
B. Pressure
C. Ionisation
D. None of the above
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The barrier voltage at a pn junction for germanium is about________________?
A. 5 v
B. 3 v
C. Zero
D. 0.3 v
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In the depletion region of a pn junction, there is a shortage of_________________?
A. Acceptor ions
B. Holes and electrons
C. Donor ions
D. None of the above
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The battery connections required to forward bias a pn junction are_________________?
A. +ve terminal to p and –ve terminal to n
B. -ve terminal to p and +ve terminal to n
C. -ve terminal to p and –ve terminal to n
D. None of the above
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When the temperature of an extrinsic semiconductor is increased, the pronounced effect is on_________________?
A. Junction capacitance
B. Minority carriers
C. Majority carriers
D. None of the above
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Word of the Day
16 Jul
Volatile
(of a substance) easily evaporated at normal temperatures.
بدلتے مزاج والا، کافور صفت

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