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How are vibrations maintained in electrically maintainned tuning fork?
In an electrically maintained tuning fork, vibrations are sustained through the application of an external electrical signal that matches the natural frequency of the fork. This signal is typically generated by a feedback circuit that detects the fork's oscillations and amplifies them, ensuring that the energy input compensates for any losses due to damping. As a result, the tuning fork continues to vibrate at its resonant frequency, maintaining a stable oscillation. This method allows for precise control over the frequency output, making it useful in various applications like frequency standards and timekeeping.
When you tune a radio to a certain station you match the frequency of the internal electrical circuit to the frequency of that radio station In doing so you employing the principle of?
Resonance
What does tuning a radio station have to do with resonance?
A signal from a radio station is tuned in a radio receiver by applying the signal to a resonant tuned circuit that accepts the wanted signal while rejecting all the other signals arriving.
When the operatying frequency is in radio frequency range why must pay attention to layout of circuit and the length of wire?
When operating at radio frequency (RF), the layout of the circuit and the length of wires become crucial due to the wavelength of the signals involved. At RF, even small lengths of wire can act as antennas, leading to unintended radiation and interference. Furthermore, parasitic capacitance and inductance can significantly affect circuit performance, causing signal distortion or loss. Therefore, careful design and layout are essential to maintain signal integrity and achieve optimal performance.
The Q factor of a radio coil is?
if its an LCR circuit then Q=wL/R where W=angular frequency L=Inductance of the coil R=resistance of the coil
What happens in a circuit at resonant frequency?
what is resonant frequency
At a frequency below the resonant frequency parallel circuit is?
A parallel resonant circuit has low impedance, when non resonant; however the impedance rises sharply, as the circuit comes to resonance.
What is the LC circuit equation used to calculate the resonant frequency of a circuit?
The equation used to calculate the resonant frequency of an LC circuit is: f 1 / (2(LC)), where f is the resonant frequency, L is the inductance of the circuit, and C is the capacitance of the circuit.
Why a parallel resonant circuit is called as rejecter circuit?
As a parallel resonance circuit only functions on resonant frequency, this type of circuit is also known as an Rejecter Circuit because at resonance, the impedance of the circuit is at its maximum thereby suppressing or rejecting the current whose frequency is equal to its resonant frequency.
How do increase the resonant frequency of a series tuned circuit?
To increase the resonant frequency of a series tuned circuit, you can either decrease the inductance (L) or increase the capacitance (C). The resonant frequency (f₀) is given by the formula ( f₀ = \frac{1}{2\pi\sqrt{LC}} ). Therefore, reducing L or increasing C will raise the resonant frequency. Additionally, using higher-quality components with lower parasitic capacitance or inductance can also help achieve a higher resonant frequency.
Does resonant frequency of RLC series circuit depends on Resistance?
No, the resonant frequency of a RLC series circuit is only dependant on L and C. R will be the impedance of the circuit at resonance.
What do you mean by resonant in power electronics?
Resonant in electronics circuit refer to tuning if the resonant condition arise it means the frequency where does the resonant arise is resonant frequency and the gain is highest on that particular frequency. it is widely used in receiver circuits.
How will the resonance frequency change If the resistance in an RLC circuit is doubled but he capacitance and inductance are unchanged?
For to keep the resonant frequancy constant L*C has to stay same. Lets say if you double L you have to divide C by 2 to keep the same resonant frequency. If only L increases Resonant frequency decrease, this is same for C.
Why does the resistance in a series resonant circuit have no bearing on the resonant frequency?
Series resonance occurs when a circuit's inductive reactance is equal to its capacitive reactance. The resistance of the circuit is irrelevant.WebRep currentVote noRating noWeight
How do you calculate the resonant frequency for the given frequncy range?
To calculate the resonant frequency within a given range, you would typically determine the resonant frequency by finding the frequency at which the impedance is at its minimum, or by solving the resonance equation for the specific components in your circuit or system. This can involve using formulas or simulation tools to analyze the behavior of the circuit at different frequencies within the specified range.
Condition of resonance in RLC circuit?
XL=Xc is the resonance condition for an RLC circuit
What is the relationship between capacitance and frequency?
This is a very broad generalization, but in general, increasing the value of one or more capacitors in an electronic circuit will decrease the resonant frequency of one or more sections of the circuit.
