Description : What causes high-frequency flutter (above 1000 Hz)?
Last Answer : Fixed parts of a tape transport, such as fixed tape guides and magnetic heads.
Description : What causes flutter in a tape recorder’s output?
Last Answer : Non-uniform tape motion caused by variations in tape speed.
Description : A low frequency audible periodic variation in pitch of sound output in high fidelity sound reproduction system? A. Flutter B. Wow C. String vibration D. Radio sound
Last Answer : B. Wow
Description : What is the ripple frequency of a full-wave rectifier with an input frequency of 60 Hz?
Last Answer : 120 hertz.
Description : What is the Ripple frequency of a half-wave rectifier if the input frequency is 60 Hz?
Last Answer : 60 hertz.
Description : The frequency-response specification of your tape recorder reads within +/ - 3 dB from 150 Hz to 150 kHz at 60 ips. What does this mean?
Last Answer : The recorder can record all frequencies between 150 Hz and 150 kHz at 60 ips without varying the output amplitude more than 3 dB.
Description : What is the capacitive resistance of a 0.04 microfarad capacitor in ac circuit that has a frequency of 1000 hz?
Last Answer : The capacitive reactance is approximately 4 kΩ .
Description : What is the reference frequency of CCIT phosphomeric noise measurement? A. 800 Hz B. 1000 Hz C. 1500 Hz D. 3400 Hz
Last Answer : A. 800 Hz
Description : A frequency of 3000 Hz has how many octaves above 1000 Hz? A. 1.6 octaves B. 2.1 octaves C. 1 octave D. 3 octaves
Last Answer : A. 1.6 octaves
Description : What is the reference frequency of CCITT psophometric noise measurement? A. 800 Hz B. 1500 Hz C. 3400 Hz D. 1000 Hz
Description : A car having a mass of 1000 kg deflects its springs 4 cm under its load. Determine the natural frequency of the car in vertical direction. A 5 Hz B 4.67 Hz C 9.8 Hz D 2.49 Hz
Last Answer : D 2.49 Hz
Description : A car having a mass of 1000 kg deflects its springs 4 cm under its load. Determine the natural frequency of the car in vertical direction. A 5 HzB 4.67 Hz C 9.8 Hz D 2.49 Hz
Description : A car having a mass of 1000 kg deflects its springs 4 cm under its load. D Determine the natural frequency of the car in vertical direction. (A)5 Hz (B) 4.67 Hz (C) 9.8 Hz (D) 2.49 Hz
Last Answer : (D) 2.49 Hz
Description : A 10 Kg mass suspended by spring of stiffness 1000 N/m. the natural frequency of the system after giving excitation will be A. 0 Hz B. 1.59 Hz C. 2 Hz D. 15.9 Hz
Last Answer : B. 1.59 Hz
Description : If the frequency spectrum of a signal has a bandwidth of500 Hz with thehighest frequency at 600 Hz, what shouldbe the samplingrate, according to the Nyquist theorem? A) 200 samples/s B) 500 samples/s C) 1000 samples/s D) 1200 samples/s
Last Answer : 1200 samples/s
Description : In a four stroke I.C engine completing 3000rpm the natural frequency of vibration of the exhaust valve should be a. 1200 Hz b. 1000 Hz c. 600 Hz d. 120 Hz
Last Answer : b. 1000 Hz
Description : A series R-L-C Circuit has a resonant frequency of 1000 Hz. If the values of R, L and C are doubled, the new resonant frequency is
Last Answer : A series R-L-C Circuit has a resonant frequency of 1000 Hz. If the values of R, L and C are doubled, the new resonant frequency is 500 Hz
Description : What is the usual response to digoxin in a patient of atrial fibrillation: A. Restoration of normal sinus rhythm B. Conversion of atrial fibrillation to atrial flutter C. Increase in ... decrease in ventricular rate D. Decrease in atrial fibrillation frequency, but increase in ventricular rate
Last Answer : C. Increase in atrial fibrillation frequency, but decrease in ventricular rate
Description : Sound of frequency below 20 Hz is called ______.
Last Answer : Infrasonic
Description : Sound of frequency below 20 Hz are called (a) Audio sounds (b) Infrasonics (c) Ultrasonics (d) Supersonics
Last Answer : Ans:(b)
Description : Sound of frequency below 20 Hz is called ______. (1) audio sounds (2) infrasonic (3) ultrasonic (4) supersonics
Last Answer : (2) infrasonic Explanation: The term "infrasonic" applied to sound refers to sound waves below the frequencies of audible sound and nominally includes anything under 20 Hz.
Description : Which of the following terms is used to describe a tachycardia characterized by abrupt onset, abrupt cessation, and a QRS of normal duration? a) Paroxysmal atrial tachycardia PAT ... fibrillation Atrial fibrillation causes a rapid, disorganized, and uncoordinated twitching of atrial musculature.
Last Answer : a) Paroxysmal atrial tachycardia PAT is often caused by a conduction problem in the AV node and is now called AV nodal reentry tachycardia.
Description : What is the region of the frequency spectrum from 1000 MHz to 100,000 MHz called?
Last Answer : Microwave region.
Description : The line trap unit employed in carrier current relaying: (A) offers high impedance to 50 Hz power frequency signal (B) offers high impedance to carrier frequency signal (C) offers low impedance to carrier frequency signal (D) Both (A) & (C)
Last Answer : Ans: B The line trap unit employed in carrier current relaying offers high impedance to carrier frequency signal. Because carrier frequency range is 35 km – 500 kHz XL = 2Π f l Where f increases XL will also increases
Description : A low-pass filter with a cut-off frequency of 30 Hz is cascaded with a high pass filter with a cut-off frequency of 20 Hz. The resultant system of filters will function as (A) an all – pass filter (B) an all – stop filter (C) an band stop (band-reject) filter (D) a band – pass filter
Last Answer : A low-pass filter with a cut-off frequency of 30 Hz is cascaded with a high pass filter with a cut-off frequency of 20 Hz. The resultant system of filters will function as a band – pass filter
Description : What must the physical length of a transmission line be if it will be operated at 15,000,000 Hz?
Last Answer : . λ = 20 meters
Description : Reference noise is ___________. A. a 1000 Hz, -90 dBm tone B. a noise that creates the same interfering effect as a 1000Hz, -90dBm tone C. a noise that creates zero dBrn in a voice channel D. B and C above
Last Answer : D. B and C above
Description : What is the standard test tone used for audio measurements? A. 100 Hz B. 500 Hz C. 1000 Hz D. 2000 Hz
Last Answer : C. 1000 Hz
Description : A 1 Mhz carrier is amplitude modulated by a pure 200-Hz audio test tone. Which of the following combinations of frequencies represent the total content of the AM signal? A. 1 MHz and 200 Hz B. 1 MHz and 1000.2 kHz C. 999.8 kHz, 1000 kHz, and 1000.2 kHz D. 999.8 kHz and 1000.2 kHz
Last Answer : C. 999.8 kHz, 1000 kHz, and 1000.2 kHz
Description : The agreed standard for measuring loudness is the loudness sensation produced by a 1000 Hz sine wave _____ dB above the listener’s threshold of hearing. A. 80 B. 50 C. 30 D. 40
Last Answer : D. 40
Description : What is the optimum reverberation time at 500 to 1000 Hz of an auditorium? A. 0.9 to 1.1 s B. 1.4 to 1.6 s C. 1.5 to 1.6 s D. 1.6 to 1.8 s
Last Answer : D. 1.6 to 1.8 s
Description : If the input to T-flipflop is 100 Hz signal, the final output of the three T-flipflops in cascade is (A) 1000 Hz (B) 500 Hz (C) 333 Hz (D) 12.5 Hz.
Last Answer : (D) 12.5 Hz.
Description : What component(s) is/are used for low-frequency compensation for Q2?
Last Answer : R9 and C5.
Description : What component in an amplifier circuit tends to limit the low-frequency response of the amplifier?
Last Answer : The coupling capacitor (C3).
Description : How does a capacitor and an inductor react to (a) low frequency and (b) high frequency?
Last Answer : At low-frequency, a capacitor acts as an open and an inductor acts as a short. At high-frequency, a capacitor acts as a short and an inductor acts as an open.
Description : Is filtering better at a high frequency or at a low frequency?
Last Answer : At a high frequency.
Description : Is better filtering achieved at a high frequency or at a low frequency at the input of the filter?
Last Answer : High
Description : Why are LEDs preferred over laser diodes for low- and moderate-frequency analog applications?
Last Answer : LEDs require less complex circuitry than lasers.
Description : Microwave antennas and low-frequency antennas are similar in what ways?
Last Answer : Operating principles and electrical characteristics.
Description : Which digital data encoding method helps overcome a tape recorder’s low-frequency response problems by recording two logic levels for each incoming data bit?
Last Answer : Bi-phase level encoding.
Description : How would a compass react when placed close to a conductor carrying alternating current at a low frequency?
Last Answer : The compass needle would swing back and forth as the current changed from positive to negative.
Description : React Native Vs. Xamarin Vs. Ionic Vs. Flutter: Which Is Best For Cross-Platform Mobile App Development?
Last Answer : I think it is more a matter of opinion than anything else. Our people at work decided on Xamarin, although I don’t know what the basis was for their decision.
Description : Are birds actually bathing when they flutter around in a birdbath?
Last Answer : Indeed, they are bathing. Birds have oil glands near their tail section. When you see them preening (cleaning and smoothing their feathers), it is to remove dirt and insects, plus spread the oil ... source helps to remove any debris, which is why we witness them splashing about with wings extended.
Description : What do you call those decorative things that flutter in the wind and look kind of like sequins?
Last Answer : answer:Maybe they are sequins? Sequins can come in pretty large sizes. I remember the sixties, all right (or at least parts of them), but I don't remember any sequined bathing caps. I looked but ... Rubber flower petals, though-yeah. Beautiful, weren't they? I'm afraid I might have even had one.
Description : Why was the peanut sitting on the railroad track; it's heart all a-flutter?
Last Answer : answer:Maybe a homeless guy on a train tossed out a dud? Perhaps the peanut's heart was racing because he couldn't get help to get off the track, since he was so small I don't get it either ... fall down. Then there's Goosey Goosey Gander with the rhyme ending in you throwing a man down the stairs.
Description : What's that weird flutter in air when only one window is down in a car?
Last Answer : when there are 2 windows open, the air can move in and out of the 2, but with one it circulates around the car, back out tge same window. It’s called airflow.
Description : What are the poker terms in Black Books Episode "A Little Flutter"? Are they real?
Last Answer : I'll give it a shot but keep in mind the only thing I've found with more insider slang than poker is text messaging between 13 year old girls and their BFFs Piece be piece: Dealer's Choice ... bet would be one big blind, or 80 in this case Maybe someone can fill in the blanks from there
Description : from iPhone, can you search the flutter by key ? Or topic?
Last Answer : answer:There's a Browse by Topic link on the Ask-public home page after you log-in. It gives you a Topic tag cloud. I'm guessing this is also available to iPhone users.
Description : New Kids On The Block Are Coming Back: Does your heart flutter?
Last Answer : NO it does not.