In a logic circuit, the NOT gate function _____________. A. does not alter a logical input B. serves to amplify a given signal level C. must be accomplished with a common collector transistor arrangement D. reverses an input logic condition
Last Answer : Answer: D
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The common-emitter transistor circuit can amplify a small current signal because a small change in the signal current produces one of the following. Does the change in signal produce a large change in the: w) emitter-base voltage x) base current y) collector current z) collector voltage
Last Answer : ANSWER: Y -- COLLECTOR CURRENT
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1 answer
asked
Mar 12, 2021
by
anonymous
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can transistors amplify voltage?
Last Answer : Yup
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56 views
1 answer
asked
Aug 22, 2017
by
anonymous
Does wearing a hat amplify your chances of loosing your hair?
Last Answer : In my case, I have always worn hats, including at work, and am now very shiny on top. but I blame it on the vasectomy
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1 answer
asked
Feb 27
by
anonymous
Im trying to amplify my wireless with my mac mini downstairs,but i dont know how.
Last Answer : Well, let's assume that it isn't the mac screwing up. The only thing I can think of to recommend is buying an Airport Express and plugging it closer to your Mac Mini, the only problem is, you ... far away is the mini from the router and how many walls\ceilings does the signal have to pass through?
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asked
Feb 26
by
anonymous
What is Amplify ?
Last Answer : Amplify .
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asked
Jan 30
by
anonymous
How To Use Wire Shelving to Amplify Space in a Child’s Closet?
Last Answer : Most standard children's bedroom closets contain one shelf andone hanging bar, which is not a good use of space. In a closet suchas this, it is easy for a small space to quickly become ... width, depth, and height anddraw a diagram of the closet on paper to decide where wire shelvingis nee
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How much can I amplify my speakers without breaking them?
Last Answer : When it comes to amplifying your speakers without blowing them it all depends really on what kind of speakers they are . Usually you can only put them mid way without blowing them completly , as having them on high on the time will completely destroy them in no time .
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Why are vacuum tubes also called valves? A) Because they can amplify the weak signals and make them strong B) Because they can stop or allow the flow of current C) Both of above D) None of above
Last Answer : Answer : B
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Yeast artificial chromosome can be used to amplify DNA sequences of the size (A) Upto 10 kb (B) Upto 45 kb (C) Upto 100 kb (D) Upto 1,000 kb
Last Answer : Answer : D
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Twenty cycles of PCR can amplify DNA: (A) 220 fold (B) 202 fold (C) 20 x 2 fold (D) 20 fold
Last Answer : Answer : A
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Polymerase chain reaction can rapidly amplify DNA sequences of the size (A) Upto 10 kilobases (B) Upto 45 kilobases (C) Upto 100 kilobases(D) Upto 1,000 kilobases
Last Answer : Answer : A
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What is the device used in fiber optic communication which consist of a receiver transmitter use to clean up and amplify digital data moving in one direction and another in the opposite direction? A. Optic compressors B. Optic retarders C. Optic isolator D. Optic regenerators
Last Answer : D. Optic regenerators
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Circuit used to amplify the optical signal in fiber optics communications links. A. Attenuator B. Optical repeater C. Optical amplifier D. Generator
Last Answer : B. Optical repeater
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1 answer
What type of amplifier would be used to amplify the signal from a radio antenna?
Last Answer : An rf voltage amplifier.
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1 answer
asked
Aug 18, 2021
by
anonymous
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An OP-AMPs can amplify _______ (a) D.C (b) A.C (c) both A.C & D.C (d) none of above
Last Answer : b) A.C
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1 answer
asked
Aug 4, 2021
by
anonymous
How the mosfet can be used to amplify the time dependent voltage?
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33 views
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asked
May 25, 2020
by
anonymous
In the common–emitter transistor circuit, if the current gain is 100 and the collector current is 10 mA, the base current is: (1) 10 µA (2) 100 µA (3) 1 A (4) 10 A
Last Answer : In the common–emitter transistor circuit, if the current gain is 100 and the collector current is 10 mA, the base current is: 100 µA
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210 views
1 answer
asked
May 29, 2018
by
anonymous
The set of transistor characteristics which enable α to be determined directly from the slope is (a) CB transfer characteristics (b) CE transfer characteristics (c) CB input characteristics (d) CE output characteristics
Last Answer : The common base transfer characteristics
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373 views
1 answer
asked
May 25, 2018
by
anonymous
In a transistor Colpitts oscillator, C1 = 0.001 µF, C2 = 0.01 µF and L = 5 µH. The frequency of oscillation in MHz will be (a) 2.37 MHz (b) 10.00 MHz (c) 11.54 MHz (d) 9.09 MHz
Last Answer : c
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1.2k views
1 answer
asked
May 25, 2018
by
anonymous
A transistor has a typical value of β = 200 , If the collector current is 15 mA, then base current will be
Last Answer : A transistor has a typical value of β = 200 , If the collector current is 15 mA, then base current will be 0.075 mA
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267 views
1 answer
asked
May 14, 2018
by
anonymous
Beta cut-off frequency of a transistor is the frequency at which the Beta is • 0.707 of low frequency value • Zero • Equal to low frequency value • None of the above.
Last Answer : Beta cut-off frequency of a transistor is the frequency at which the Beta is 0.707 of low frequency value
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73 views
1 answer
asked
May 14, 2018
by
anonymous
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If a transistor were operated with emitter and collector interchanged, then 1 .emitter current will increase 2. Collector current will increase 3. Base current will decrease 4. No current flow will take place
Last Answer : If a transistor were operated with emitter and collector interchanged, then Collector current will increase
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1 answer
asked
May 13, 2018
by
anonymous
In a transistor 1. Emitter is heavily doped while the collector is moderately doped 2. Collector base junction is forward biased 3. Emitter is made wider than collector 4. The input resistance is much higher than output resistance
Last Answer : In a transistor Emitter is heavily doped while the collector is moderately doped
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99 views
1 answer
asked
May 13, 2018
by
anonymous
In an npn transistor, _____ are the minority carriers. (a) Free electrons (b) Acceptor ions (c) Donor ions (d) Holes
Last Answer : In an npn transistor, Holes are the minority carriers.
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1.2k views
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asked
May 13, 2018
by
anonymous
A transistor has ________ number of terminals. (A) 2 (B) 3 (C) 1 (D) 4
Last Answer : A transistor has 3 number of terminals.
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86 views
1 answer
asked
Apr 23, 2018
by
anonymous
ICB0 in a transistor can be reduced by reducing: (1) IB (2) VCC (3) IE (4) Temperature
Last Answer : ICB0 in a transistor can be reduced by reducing: Temperature.
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94 views
1 answer
asked
Apr 9, 2018
by
anonymous
For a transistor, Ceb=20pF, Ccb=5pF, re=1kOhm. Its figure of merit (in MHz) is about A) 65 B) 650 C) 130 D) 13
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asked
Apr 9, 2018
by
anonymous
Maximum junction temperature and maximum ambient temperature of a power transistor (in degree Centigrade) are 150 and 52. The set level power dissipation is 32 watts, transistor thermal factor is 0.7 and of mica washer is 0.5.Thermal ... sink (in degree C/W) is A) 1.8 B) 3.2 C) 6.4 D) 9.8
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79 views
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asked
Apr 9, 2018
by
anonymous
For an NMOS transistor, Vt= 2 V, Vgs= 3 V, Vdd= 10 V,µnCox=20 µA/V2 , L=10 meter, W= 400 µmeter. The drain current (in mA) is A) 2 B) 1.2 C) 0.4 D) 0.2
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66 views
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asked
Apr 9, 2018
by
anonymous
In IC fabrication, the common form of PNP transistor is A) Vertical PNP B) Lateral PNP C) Triple diffusion PNP D) Substrate PNP
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asked
Apr 5, 2018
by
anonymous
Last Answer : A Transistor has Two PN junctions
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1 answer
asked
Mar 29, 2018
by
anonymous
Last Answer : The most commonly used transistor circuit arrangement Common emitter
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1 answer
asked
Mar 29, 2018
by
anonymous
Last Answer : The function of Transistor is to do Amplification
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1 answer
asked
Mar 29, 2018
by
anonymous
Last Answer : A FET is a Bi-polar transistor
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69 views
1 answer
asked
Mar 29, 2018
by
anonymous
Last Answer : The encapsulation of transistor is necessary for mechanical ruggedness.
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1 answer
asked
Mar 29, 2018
by
anonymous
Last Answer : In a transistor leakage current mainly depends on temperature.
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299 views
1 answer
asked
Mar 29, 2018
by
anonymous
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Last Answer : When a transistor is connected in common emitter mode, it with have medium input resistance and high output resistance.
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95 views
1 answer
asked
Mar 29, 2018
by
anonymous
54 views
0 answers
asked
Mar 29, 2018
by
anonymous
What is thermal runaway of a transistor?
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asked
Mar 10, 2018
by
anonymous
What is meant by stabilization in transistor?
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0 answers
asked
Mar 10, 2018
by
anonymous
What is the main use of a transistor?
Last Answer : Main use of a transistor as amplifier and as switch.
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86 views
1 answer
asked
Mar 10, 2018
by
anonymous
What is self biasing of transistor?
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asked
Mar 10, 2018
by
anonymous
Why biasing is required for a transistor?
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asked
Mar 10, 2018
by
anonymous
Normally, the FIRST step in troubleshooting a transistor circuit card is to _____________. A. carefully remove the transistors from the card B. give the circuit an initial test with a signal generator C. test for continuity with a low voltage DC supply D. visually inspect the card
Last Answer : Answer: D
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1 answer
In a resistance loaded, RC coupled amplifier the dc component is blocked by A) Load resistance RL B) Coupling capacitor, CC C) RB D) The transistor.
Last Answer : B) Coupling capacitor, CC
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1 answer
asked
Aug 21, 2021
by
anonymous
If the operating point of an NPN transistor amplifier is selected in saturation region, it is likely to result in A) Thermal runaway of transistor B) Clipping of output in the positive half of the ... for high dc collector supply D) Clipping of output in the negative half of the input signal
Last Answer : B) Clipping of output in the positive half of the input signal
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56 views
1 answer
asked
Aug 21, 2021
by
anonymous
In a bipolar transistor when in saturation, the dc current gain is (a) less than (3 (b) greater than (3 (c) equal to 13 (d) zero
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0 answers
asked
Apr 14, 2018
by
anonymous
109 views
0 answers
asked
May 5, 2020
by
Dave
The ripple voltage in the output of a single phase half wave rectifier with 10 V rectified dc voltage with resistive load and without filter will be • 12.1 volt • 1.21 volt • 0.482 volt • 4.82 volt
Last Answer : The ripple voltage in the output of a single phase half wave rectifier with 10 V rectified dc voltage with resistive load and without filter will be 12.1 volt
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261 views
1 answer
asked
May 13, 2018
by
anonymous
