Description : What basic requirement of a closed-loop system (not present in open-loops) enables present load position to be sensed?
Last Answer : Feedback.
Description : A typical liquid-cooling system is composed of what loops?
Last Answer : Primary and secondary.
Description : Which transistor configuration has a current gain of less than 1?
Last Answer : Common base.
Description : What are the majority current carriers in a PNP transistor?
Last Answer : Holes.
Description : What percentage of current in an NPN transistor reaches the collector?
Last Answer : 98 percent.
Description : As a transistor ages, what happens to the leakage current?
Last Answer : It tends to increase
Description : Kirchhoff's current law is applicable to 1. Closed loops in a circuit 2. Junction in a circuit 3. Magnetic circuits Which of the above is/are correct ? (a) 1 only (b) 2 only (c) 3 only (d) 1, 2 and 3
Last Answer : Kirchhoff's current law is applicable to 1. Closed loops in a circuit 2. Junction in a circuit 3. Magnetic circuits Which of the above is/are correct ? (a) 1 only (b) 2 only (c) 3 only (d) 1, 2 and 3
Description : What are two transistor tests that can be done with an ohmmeter?
Last Answer : Gain and junction resistance.
Description : In the NPN transistor, what section is made very thin compared with the other two sections?
Last Answer : The P or base section.
Description : What two transistor amplifier configurations are combined in the single-transistor, two-input, single-output difference amplifier?
Last Answer : Common emitter (CE) and common base (CB)
Description : In a sawtooth generator, why is the transistor turned on for a longer time than the discharge time of the RC network?
Last Answer : To allow the capacitor time to discharge.
Description : What are the factors that limit the frequency response of a transistor amplifier?
Last Answer : The capacitance and inductance of the circuit and the interelectrode capacitance of the transistor.
Description : When you are using an ohmmeter to test a transistor for leakage, what is indicated by a low, but not shorted, reverse resistance reading?
Last Answer : A leaking transistor
Description : When you are testing the gain of an audio-frequency transistor with an ohmmeter, what is indicated by a 10-to-1 resistance ratio?
Last Answer : Normal gain.
Description : How is the collector lead identified on an oval-shaped transistor?
Last Answer : By the wide space between the collector lead and the other two leads (emitter and base)
Description : What safety precaution must be taken before replacing a transistor?
Last Answer : The power must be removed from the circuit.
Description : Which transistor configuration has the highest input resistance?
Last Answer : Common collector.
Description : What method for checking transistors is cumbersome when more than one transistor is bad in a circuit?
Last Answer : The substitution method.
Description : What is the greatest danger to a transistor?
Last Answer : Heat.
Description : List three items of information normally included in the general description section of a specification sheet for a transistor.
Last Answer : The kind of transistor, the transistor's common applications, and mechanical data
Description : In the basic transistor amplifier discussed earlier, what is the relationship between the polarity of the input and output signals?
Last Answer : The signals are opposite in polarity or 180 degrees out of phase with each other.
Description : What is the relationship between the polarity of the voltage applied to the PNP transistor and that applied to the NPN transistor?
Last Answer : The polarity of voltage applied to the PNP transistor is opposite of that applied to the NPN
Description : Which transistor configuration provides a phase reversal between the input and output signals?
Last Answer : Common emitter.
Description : What are the three transistor configurations?
Last Answer : Common emitter (CE), common base (CB), and common collector (CC)
Description : To properly bias an NPN transistor, what polarity voltage is applied to the collector, and what is its relationship to the base voltage?
Last Answer : Positive, more positive.
Description : What is one of the most important parts of any transistor manufacturing process?
Last Answer : Quality control.
Description : What was the name of the very first transistor?
Last Answer : Point-contact.
Description : In which direction does the arrow point on an NPN transistor?
Last Answer : Outward.
Description : What electronic function made the transistor famous?
Last Answer : Amplification.
Description : The base of a transistor serves a purpose similar to what element of the FET
Last Answer : Gate.
Description : What is one of the primary advantages of the FET when compared to the bipolar transistor?
Last Answer : High input impedance.
Description : Why is a high-gain transistor used in the phase-shift oscillator?
Last Answer : Because of the losses encountered in the RC networks.
Description : What are the three basic configurations of transistor oscillators?
Last Answer : Common collector (CC), common emitter (CE), and common base (CB).
Description : Which junction of the transistor in the common-emitter detector detects the modulation envelope?
Last Answer : Emitter-base junction
Description : What three functions does the transistor in a regenerative detector serve?
Last Answer : Oscillator, mixer, and detector.
Description : What simple, one-transistor detector circuit uses the heterodyne principle?
Last Answer : Regenerative detector.
Description : When you are using an ohmmeter to test a transistor, what range settings should be avoided?
Last Answer : Any range setting that produces a current flow through the transistor that exceeds 1 milliamp (usually R x 1 range)
Description : What is the major advantage of a transistor over a tube?
Last Answer : Rugged design.
Description : What characteristic of a transistor is varied in a semiconductor-reactance modulator?
Last Answer : Collector-to-emitter capacitance.
Description : What are the four classes of operation of a transistor amplifier?
Last Answer : A, AB, B, C.
Description : In .............., the bodies of the two loops are merged together to form a single loop provided that they do not make any references to each other. (A) Loop unrolling (B) Strength reduction (C) Loop concatenation (D) Loop jamming
Last Answer : (D) Loop jamming
Description : Where can I find free dubstep loops for commercial use?
Last Answer : You should check with Jerv and Bookish1. They’re our resident dubstep experts : )
Description : Basic C programming question about while loops.
Last Answer : The logic falls out of the loop and continues on…
Description : Does anyone know of a good website that has archived radar loops 48-72 hours in length?
Last Answer : Forecasting would be A LOT easier if you could see the radar patterns over the last couple days. The weather forecast that says, High in the mid 80 with a 30% chance of showers doesn't cut it ... yesterday over Tennessee moving east towards North Carolina so I know if it's going to hit us or not.
Description : Boxed cereals (like Froot Loops) have pesticides laced into the plastic bags to keep bugs out. What chemicals are used?
Last Answer : Interesting. I’d never heard this before. Do you have a link to a source that I could check out? Very disturbing if true.
Description : Do you enjoy self referential or self-denying loops?
Last Answer : Pulling the rug out from under me will cause me to slit my own throat!
Description : In a how-much-can-you-stuff-down-your-gullet eating contest, would you choose to overindluge in Froot Loops or Cheerios?
Last Answer : Cheerios. I would kick major ass.
Description : How come Pops and Fruit Loops cereals use different bags than most cereals?
Last Answer : AH i always wondered this! i personally dont like that packaging that pops uses. its weird to touch. like syrofoam EW. but to answer WHY they use it, i have no idea
Description : I get a lag when I try to record vocals into Fruity Loops, Audacity, etc. What am I doing wrong?
Last Answer : You’d probably be better off running the mic through a mixer (or something with dual outs) and sending out one signal to the computer and then other signal for you to listen to, as there will generally be some lag as the computer processes the signal.
Description : Any apps like Fruity Loops?
Last Answer : There’s a cereal app?