the high quality way is to rate the capacitor for:
2 times the DC voltage.
or
2 times the peak voltage of the transformer.
Consumer Industry does not care about prpoduct life span and accepts much less conservative "bare minimum" ratings to reduce cost:
1.5 times the DC voltage.
or
10% higher than the peak voltage of the transformer
A good 24V supply has a 35V capacitor.
Of course the cheaply made product will fail sometime with such narrow margin.
If you actually mean rectifier (rather than regulator), then you can determine if it is performing its base function of converting alternating current to direct current by using a voltmeter. If the rectifier is functioning, you should read a percentage (which depends upon whether it is a half-wave or full-wave rectifier) of the AC peak input value on the DC range of a voltmeter. Using an oscilloscope, you can clearly view the half-wave or full-wave unidirectional (positive or negative only) pulses produced at the output of the rectifier. If the rectifier is blown and is conducting in both directions you will see nothing on a DC voltmeter range (the average value of an AC waveform is zero), and on an oscilloscope you will see the full peak-to-peak AC input waveform at its output.
That depends on the value of the capacitor and other components in the circuit.
An air variable capacitor might have a range of a few picofarads (high voltage units) to several hundred picofarads (in an old AM radio).
Automotive Alternator Output VoltagesWith a properly operating alternator, AND electrical system, a voltage output range of 13.5 Volts to 16 Volts is considered acceptable.Just the alternator puts out around 120 vac, but most newer alternators include a built in rectifier that limits voltage output to between 13.5 and 15.5 volts DC depending on speed.
it is range
A capacitor whose capacitance is variable (within some range). They are usually used to adjust resonant circuits or delay circuits.
If an inline capacitor is inserted in the feedback from the output to the input of an op-amp it will act as a frequency filter and only boost audio frequencies within the resonant frequency range of the capacitor. If you gang multiple op-amps in a wein bridge arrangement you get an analogue audio filter capable of shelf boost or cut.
Audio output frequency is that range of frequencies that can be heard. For humans, that is generally considered to be the range of 20Hz to 20kHz.
To design a simple integrator with an op amp, place a resistor and capacitor in series in the feedback loop, between output and inverting input. Place another resistor from circuit input to the inverting input. Ground the non-inverting input. The current through the input resistor will be balanced with the current through the feedback resistor. Since there is a capacitor also, the voltage slope at the output will be proportional to the current. If you want the capacitor to discharge faster in one direction, you can place a diode (and optional resistor) across the feedback resistor. This works because the capacitor resists a change in voltage, proportional to current, and inversely proportional to capacitance. The equation is dv/dt = i/c. This means that dv/dt is linear with constant i and c. In this configuration, a constant current input will be balanced with a linear voltage ramp on the output, limited only by the range of the op amp. Constrast this with a simple RC circuit - with constant voltage, the RC circuit will exhibit a logarithmic output. If, for instance, you were to drive this circuit with a square wave, the output would be triangular. With the diode, the output would be sawtooth.
If its the case Generac home generator with be perfect for you. Aside from its portability it has a different range of power output that you can choose from that would fit your consumption.
Collection of all output values is called the range.
range