Computer Programming MCQs

5739 MCQs  (Page 495 of 574)

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In a certain five-step R/2R ladder network, the smallest resistor value is 1 kΩ. The largest value is___________?
A. Indeterminable
B. 2 kω
C. 10 kω
D. 20 kω
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A certain circuit is composed of two parallel resistors. The total resistance is 1,403 Ω. One of the resistors is 2 kΩ. The other resistor value is____________?
A. 1,403 ω
B. 4.7 kω
C. 2 kω
D. 3,403 ω
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Two 3.3 kΩ resistors are in series and this series combination is in parallel with a 4.7 kΩ resistor. The voltage across one of the 3.3 kΩ resistors is 12 V. The voltage across the 4.7 kΩ resistor is_________?
A. 24 v
B. 12 v
C. 0 v
D. 6 v
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A voltage divider consists of two 100 kΩ resistors and a 12 V source. What will the output voltage be if a load resistor of 1 MΩ is connected to the output?
A. 0.57 v
B. 6 v
C. 12 v
D. 5.7 v
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A certain Wheatstone bridge has the following resistor values: R1 = 10 kΩ, R2 = 720 Ω, and R4 = 2.4 kΩ. The unknown resistance is_____________?
A. 24 ω
B. 2.4 ω
C. 300 ω
D. 3,000 ω
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A gain of 1000 times in voltage is expressed by_______________?
A. 60 db
B. 30 db
C. 120 db
D. 600 db
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A voltage divider consists of two 68 kΩ resistors and a 24 V source. The unknown output voltage is______________?
A. 12 v
B. 24 v
C. 0 v
D. 6 v
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A 12 kΩ resistor, a 15 kΩ resistor, and a 22 kΩ resistor are in series with two 10 kΩ resistors that are in parallel. The source voltage is 75 V. Current through the 15 kΩ resistor is approximately___________?
A. 14 ma
B. 1.4 ma
C. 5 ma
D. 50 ma
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The power output of an audio system is 18 W. For a person to notice an increase in the output (loudness or sound intensity) of the system, what must the output power be increased to ?
A. 2 w
B. 6 w
C. 68 w
D. None of the above
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The upper or lower cut off frequency is also called______________frequency?
A. Resonant
B. Sideband
C. 3 db
D. None of the above
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Word of the Day
17 Jul
Flagrant
(of an action considered wrong or immoral) conspicuously or obviously offensive.
انتہائی برا، قابل مذمت، فاش

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