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The frequency of pulsating DC, often referred to as pulsating direct current, is determined by the rate at which the voltage alternates between its maximum and minimum values. In a typical scenario, this frequency corresponds to the frequency of the alternating current (AC) supply from which it is derived, such as 50 Hz or 60 Hz. Pulsating DC can be generated through rectification of AC, leading to a waveform that oscillates but does not alternate in polarity. The frequency of the pulsating DC is thus defined by the rectification process and any filtering applied to the output.

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3w ago

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What is the pulsating DC frequency?

When AC full wave is rectified into DC by using bridge rectifier .The DC do not actually behave like an ordinary DC and the DC has a constant value .In fact, it is in pulsating form.This is known as Pulsating DC.


Do transformer works on pulsating dc?

If the input is pulsating DC, then the output will be pulsating DC. It will not be shaped the same, but it will be close, depending on the frequency and rise and fall time in comparison with the inductive reactance of the transformer.


Do transformers work on DC supply?

No, unless you have a pulsating DC


Is transistor is use for transfer pulsating Dc into the pulsating DC?

A transistor is primarily used to amplify or switch electronic signals and can indeed be utilized in circuits that convert pulsating DC into another form of pulsating DC. However, its primary function is not to transfer but to control and modulate signals. In applications like switching power supplies or pulse width modulation (PWM) circuits, transistors can effectively manage and modify pulsating DC voltage. Thus, while they can work with pulsating DC, the term "transfer" may not fully capture the transistor's role in these applications.


Is welding transformer a frequency changing transformer?

Not really. Frequency in is frequency out, unless there is some conversion circuit in between, such as a motor-generator set or some kind of inverter. You may (and should) notice, however, that a typical welding transformer is rectifying three phase AC to DC, using a full wave rectifier. This results in a pulsating DC voltage where the ripple frequency is 360hz.


Why use capacitor in circuit?

To smooth the output of the pulsating DC.


What component of a motor changes induced AC voltage into a pulsating DC?

its commutator..which converts ac produced by and motor to pulsating dc ... more the commutator divide more accurate dc..means less pulse in dc


Why you use filters in your circuit?

we generally use filters to smooth the sharp curves of DC component we get when we rectify AC components the pulsating Dc is not desirable to a no. of devices. These filters are used to make the pulsating DC to a stable one . To be more clear a pulsating DC is viewed as a sum of DC component and AC component these filters actually block the AC components and retain the DC component . so, mainly capacitors and inductors are used to obstruct or pass the dc components respectively


Why capacitor used in rectifier circuit?

To smooth the output of the pulsating DC.


What is the function of a rectifier diode?

A rectifier can convert AC to pulsating DC.


How do you conver ac power into pulsating DC What devices you need?

rectifier circuit convert ac to dc signal


What is transistor series regulator?

voltage regulator is a component to convert pulsating DC into constant DC.