Ví dụ về việc sử dụng The resonant frequency trong Tiếng anh và bản dịch của chúng sang Tiếng việt
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With values of 1 nH and 1 pF, the resonant frequency is around 5.03 GHz.
However, considerable sound pressure can beobtained covering a wide frequency range around the resonant frequency.
Sensing is achieved by sweeping around the resonant frequency and detecting the dip.
Q Parameters"""Qms, Qes, and Qts are measurements related to the control of a transducer's suspension when it reaches the resonant frequency(Fs).
By adjusting the value of the capacitor, you change the resonant frequency- which tunes your radio to a different station.
The resonant frequency should be tracked up to its limit, then the system shut-down if it has wandered outside of an acceptable frequency range.
When we make each welding head, we will adjust the resonant frequency.
There is a also a shift in the resonant frequency of the overall system- This is the price to pay for combining the L-match capacitance and tank capacitance into one unit.
Conversely as the input voltage increases above the rated voltage, the resonant frequency(fo) falls.
Consequently if the input voltage is too low,shifting the resonant frequency higher, the original rated frequency(i.e. 2,048Hz) may not fall within the frequency band.
Generally, as the input voltage amplitude decreases below the rated voltage, the resonant frequency(fo) rises.
Now, there is a little twist in human anatomy, because the resonant frequency of this object is about 10 hertz, and if you have ever played the piano, you can't go higher than two or three hertz.
In fact, at 19 Hz,your eyes start to go all wonky because that happens to be the resonant frequency of the human eyeball.
However, the control electronicsnow do not need to track the resonant frequency so closely since the diminished Q gives a load current that shifts phase in a more leisurely manner.
Although the article in which he was quoted didn't say so,he presumably claimed to have tuned it to the resonant frequency of the building.
However, it should be realised that proper control of the inverteroperating frequency should ensure that it tracks the resonant frequency of the tank circuit.
Note that, when driven either side of the resonant frequency, there is an additional"out-of-phase" component to the current caused by incomplete cancellation of the work coil current and the tank capacitor current.
When activated,SCP-219's pistons oscillate and begin creating vibrations in the air to match the resonant frequency of the materials selected by the user.
While working on magnetic resonance once, he discovered the resonant frequency of the Earth and caused an earthquake so robust that it almost annihilated the 5th Avenue New York building that housed his Frankenstein Castle of a laboratory.
From these graphs we can deduce a fewimplications for any control system that must track the resonant frequency of the LCLR arrangement and control power throughput.
Designing the resonator to have such dimensions that the resonant frequency(fv) of the resonance chamber may be greater than the resonant frequency(fo) of the sound producing device, improves the frequency response in wider frequency range, increases the sound pressure and softens the sound output eliminating harmonic components.
Finally a number of points are worthy of consideration from the plot above whenconsidering an automatic control stratergy to track the resonant frequency of an LCLR induction heater.
By tuning the frequency at which the qubit cycled between its two states to match the resonant frequency of the metallic strip,the qubit's quantum state could be transferred to the resonator at will.
Further investigation led Tandy to discover that the extractor fan in the lab was emitting a frequency of 18.98 Hz,very close to the resonant frequency of the eye given as 18 Hz by NASA.
One time, while he was working on magnetic resonance, he discovered the resonant frequency of the Earth and caused an earthquake so powerful that it almost obliterated the 5th Avenue New York building that housed his Frankenstein Castle of a laboratory.
In using piezoelectric elements in audible output an application,a metal plate is attached to the ceramic element because the resonant frequency of the ceramic is too high to produce an audible tone by itself.
Whilst it may appear to work fine with no workpiece fitted or only moderate heating loads,it does not track the resonant frequency correctly and will fail to operate satisfactorily as the workload increases and network Q falls!
Following such an amplifier with a so-called tank tuned circuit can reduce unwanted harmonics(distortion) sufficiently to make it useful in transmitters,or some desired harmonic may be selected by setting the resonant frequency of the tuned circuit to a higher frequency rather than fundamental frequency in frequency multiplier circuits.
This is because the reversed polarity input changes the magnetic force direction from attract" to repulse" or vice versa,which can cause the resonant frequency to deviate from its original point and produce variations in the sound pressure level.