capacitor uses and functions of capacitors

Capacitor uses in almost all electronic products in various ways. At the simplest level, they are loaded with electricity and then they release the whole current at once. This may not seem particularly impressive, but its loading and unloading work with the camera’s flash and tuning knob on your radio, which prevents the speakers from exploding.

capacitor uses in timing

Capacitors can be used in a time-dependent circuit because they are charged and discharged at regular intervals. It can be combined with any light-emitting diode or with a loudspeaker system, and probably any flashing light you see or regular sounds use a timing capacitor.

capacitor uses in smoothing

Electricity from AC power oscillates at regular intervals, which means that the charge in the circuit constantly changes between positive and negative. The website explains how using the transformers. The output power from the AC source will be much higher than from the DC power source. However, many household appliances use direct current through the use of a capacitor. The capacitor can convert alternating current into direct current by “smoothing” the current. Imagine that alternating current is a single line constantly winding up and down. The capacitor will charge when this line increases and the discharge is discharged at the top. When it is completely discharged, it starts charging again, so that the output current never has time for total immersion and works as if it was a constant current.

capacitor uses in Coupling

Capacitors can pass alternating current and at the same time block DC in the process described by The Electronics Club as “capacitor coupling”. This is used for the loudspeaker. Speakers work, converting alternating current into sound, but they can be damaged by any DC that reaches them. The capacitor prevents this.

capacitor uses in Tuning

Variable capacitor uses in tuning circuits in radio systems by connecting them to an LC oscillator. The capacitor is charged and then discharged to the wire coil, generating a magnetic field. After the capacitor is completely discharged, the magnetic field begins to collapse, charging the capacitor. This charging and discharging current take place at regular intervals, but it can be changed by changing the capacitor. If the frequency of these intervals is the same as the frequency of a nearby radio station, the amplifier on the radio will amplify this signal and you will hear the transmission.



capacitor uses in Energy storage

An energy storage capacitor for a flash in vintage Polaroid
The capacitor can store electricity when it is connected to the charging circuit. And when it is disconnected from the charging circuit. It can dissipate this stored energy, so it can be used like a temporary battery. Capacitors are widely used in electronic devices to maintain power when replacing batteries. (This avoids losing information in volatile memory.)


Conventional electrostatic capacitors provide less than 360 joules per kilogram of energy density, while capacitors using development technology can provide over 2.52 kilojoules per kilogram. 

In automotive audio systems, large capacitors store energy for an amplifier that can be used on demand.

The uninterruptible power supply (UPS) can be equipped with maintenance-free capacitors that extend the service life.

Pulse power and weapons

Groups of large, specially constructed, low-inductive high-voltage capacitors (capacitor banks) are used to power huge current pulses for many impulse power applications. These include electromagnetic formation, Marx generators, pulsed lasers (especially TEA lasers), pulse forming networks, fusion experiments, and particle accelerators.

Large banks of capacitors (tanks) are used as energy sources for explosive detonators of bridges or shines in nuclear weapons and other special weapons. Experimental work is underway with the use of capacitor banks as sources of power for electromagnetic shield and electromagnetic rifles or coils.



capacitor uses in Power conditioning

Reservoir capacitor uses in power supplies in which they smooth the output of a full or half-wave rectifier. They can also be used in the charging pump circuits as an energy storage element in generating higher voltages than the input voltage.


Capacitors are connected in parallel to the DC circuits of most electronic devices to mitigate current changes in signal or control circuits. Audio equipment, for example, uses several capacitors to cut off the noise of the power line before entering the signal circuits. Capacitors act as a local reserve for a DC source and bypass AC currents from the PSU. This is used in car audio applications when the stiffening capacitor compensates for the inductance. The resistance of the conductors leading to the lead-acid battery.

capacitor uses in Power factor correction

In electricity distribution, capacitors are used to correct the power factor. Such capacitors often occur in the form of three capacitors connected as a three-phase electrical load. In particular, the values of these capacitors were given not in farads, but rather as reactive power in reactive volt-amperes (VAr). The aim is to counteract inductive loads from devices such as an induction motor, electric motors, and transmission lines so that the load seems to be mostly resistant. Individual motor or lamp loads can have capacitors for power factor correction.


The larger sets of capacitors (usually with automatic switching devices) can be installed in a cargo center in a building or in a large power substation. In high voltage DC transmission systems, power factor correction capacitors may have induction coils to suppress harmonic currents that would otherwise be injected into the AC power system.



 Capacitive coupling

Because the capacitors send AC power but block DC signals (when they are charged to DC voltage applied). They are often used to separate AC components and a fixed signal. This method is known as AC coupling or “capacitive coupling”. In this case, a large capacity value is used. The value of which does not have to be carefully controlled. Whose reactance is small at the frequency of the signal.

High pass and low pass filters
Further information: High-pass filter and low-pass filter
Noise and silencer filters

Robust damping capacitor with screw terminals
When the induction circuit is open, the current through the inductance collapses quickly creating a high voltage per circuit.

what is switch in networking
what is switch in networking A network switch (also known as a switch, concentrator, officially a MAC bridge) is a
Read more.
how to add printer to mac
how to add printer to mac |how to add printer to laptop
Printer installation on a Mac – how to add a printer to your Mac Read the article to learn how
Read more.
components of computer system and its function
components of computer system and its function
  The main components of computer system and its function are Processor Main memory Additional memory Input devices Output devices On typical
Read more.
how to protect folder with password
how to protect folder with password
 Since most versions of  Windows do not include the method of password protecting your files and folders, this page provides steps to encrypt
Read more.

what is a diode uses

The diode uses for The most popular function of the diode is to allow the electric current to flow in one direction (called diode direction in the forward direction), blocking it in the opposite direction (reverse direction). 


History of Diode uses

The first types of diode uses are valves. They were vacuum tubes. They were in a glass tube (similar to a light bulb). Inside the glass bulb was a small metal wire and a large metal plate. Thomas Edison also discovered this property while working on his light bulbs.


diode uses
diode uses



The structure of the lamp diode

Semiconductor diodes consist of two types of semiconductors connected to each other. One type has atoms with additional electrons (called n-sides). The second type has atoms that want electrons (called p side). For this reason, the electric energy will flow easily from the side with too many electrons to the side, with too few numbers. However, the electric current will not flow easily in the opposite direction. Silicon with arsenic dissolved in it is a good n-side semiconductor, whereas the dissolved silicon in aluminum forms a good semiconductor on the p side. Other chemicals may also work.



Diode uses and it’s function
The positive voltage on the p side

For this reason, current flow it may exist, but it requires a certain amount of voltage to start it (a very small amount of voltage is not enough to obtain the flow of electric current). The operating voltage of the silicon diode is approximately 0.7 V. The germanium diode needs an excitation voltage of approximately 0.3 V.



The negative voltage on the p side

If instead, you specify a negative voltage on the p side, and a positive voltage on the n side, the electrons on the side want to go to a positive voltage source instead of on the other side of the diode. The same happens on the p side. So the current will not flow between the two sides of the diode. Increasing the voltage will eventually cause the electric current to flow (i.e. the breaking voltage). 

The influence of temperature
As the temperature rises, the trip voltage decreases. This facilitates the current flow through the diode.



Types of diode uses

There are many types of diodes. Some have very specific applications, and some have many uses.


Diode symbol Zener diode symbol Schottky diode symbol Diode tunnel symbol
Zener diode. Diode. Schottky diode. Tunnel diode
LED symbol.SVG Photodiode symbol.SVG Symbol Varicap. SCR symbol.svg
Light-emitting diode Varicap photodiode. Silicone-controlled rectifier
Standard rectifier diode
It changes A / C (alternating current, like in the wall at home) to D / C (DC, used in electronics). The standard rectifier diode has specific requirements. Modern analog and digital electronics use such rectifiers.



The LED produces light when current flows through it. It is a more durable and more efficient way of creating light than traditional light bulbs. The LEDs were first used in the seventies. A light-emitting diode can eventually replace a light bulb because the developing technology makes it brighter and cheaper (it is already more efficient and lasts longer). 



what is a diode uses for the photodiode

The photodiode is a photodetector (the opposite of a light-emitting diode). He reacts to the light that he enters. The photodiodes have a window or fiber optic connection that allows them to catch fire on a sensitive part of the diode. The diodes usually have strong resistance; light reduces resistance.


Zener diode
The Zener diode resembles a normal diode, but instead of being destroyed by a large back-voltage, it passes the current. 

Varactor diode
The varicap or varactor diode is used in many devices. It uses the area between the side p and the side n of the diode, in which electrons and openings balance each other. Called


north bridge in computer
North bridge in computer
The north bridge in computer is one of two integrated circuits in the core chipset architecture. The computer mainboard and
Read more.
types of computer virus
What is virus and types of computer virus
The computer virus itself extends to another code or other executable documents. The purpose of creating a computer virus is
Read more.
origin broadband router settings
origin broadband router settings
1. Find the router’s IP address origin broadband router settings   The IP address is a sequence of numbers –
Read more.
difference between ram and hard disk memory
difference between ram and rom
There is one major difference between ram and rom. ROM can store data without power, and RAM does not. Basically, the
Read more.

components of computer system and its function

  The main components of computer system and its function are Processor Main memory Additional memory Input devices Output devices On typical desktop computers, the processor, main memory, auxiliary memory, power supply and auxiliary equipment are housed in a metal housing. Many components are connected to the main computer board, called the motherboard. The power supply provides power for most components. Various input devices (such as the keyboard) and output devices (such as a monitor) are connected through the connectors at the back of the case.



main components of computer system and its function



The motherboard

components of computer system and its function
components of computer system and its function

mounted on the motherboard is the sockets, sockets, and ports to which the hardware devices are connected. Peripheral devices connected to the input/output hub at the back of the computer; critical hardware such as graphics card, central unit, and random access memory, installed on connectors on the surface of the board, located inside the casing. Modern motherboards incorporate integrated components such as video and audio controllers that allow the computer to render graphics, play audio and other functions. The board has electrical circuits that provide power to any equipment connected to the motherboard.




CPU Processors

components of computer system and its function
components of computer system and its function

A processor also called a processor or microprocessor, executes programming instructions. It consists of two critical components, a control unit and an arithmetic logic unit (ALU). The control unit retrieves information from a mass storage device, such as RAM, and executes the code contained in the data. The processor uses the ALU to perform mathematical calculations and analyze logical operations.





components of computer system and its function
components of computer system and its function

RAM (random access memory), also known as system memory, contains data used by the computer. For example, when you open an application in Windows, the program is loaded into RAM, so that the processor has quick access to the coding instructions. However, the data in the memory is temporary; RAM is referred to as an “unstable” storage device because lost information is lost when the computer is turned off.




Hard disk

components of computer system and its function
components of computer system and its function

The hard disk, unlike RAM, is referred to as “non-volatile” because the data stored on the disk remains even when the computer loses power. Solid-state drives are high-end mass storage devices that serve the same purpose as hard drives, but instead use flash memory. SSDs are faster and more efficient, but on the day of publication are also much more expensive. RAM obtains data from the hard disk; The CPU retrieves data from RAM.



Power Supply Unit

components of computer system and its function
components of computer system and its function

The power supply or power supply, as the name suggests, provides power to the computer and its devices. It connects to the motherboard, and the electric charge is distributed to the onboard devices via circuits or traces. The power supply also connects directly to other hardware components, such as a hard drive and higher-end graphics cards, because often the electric charge provided by the motherboard is not sufficient to power these components.





You need a monitor and keyboard to be able to enter commands and view their results – as well as a mouse, a small device used to point and select items on the screen. Most computers have additional system parts, such as an optical drive that allows you to play and record music and video.



The AMD processor is an example of a microprocessor and, as shown above, is connected to the motherboard. An equally important element is a disk drive.  The Computer data is the store here. It is classified as secondary memory. There are two popular types of drives to choose from. Hard disk: This disk is mechanically design and stores data on magnetic and metallic dishes. Its data is read magnetically by reading/write heads, thanks to which they depend on the uninterrupted power supply. A sudden power outage can lead to data loss or disk failure.



Short question and Answer for components of computer system and its function


Question 1. What is a computer?

Answer: A computer is a programmable machine. It is an integral part of everyday life.

Question 2. What are the various components of computer system and its function?

Answer: The computer performs the following functions; a) Accepting data b) Data processing c) Data storage d) Displaying data Question

3. How does the minicomputer differ from the host computer?

Answer: A minicomputer is a multi-process multiprocessor computer and a multiple-access computer. But mainframe computers are huge computers, usually occupying entire rooms or floors. It is very expensive.

Question 4. What is a Super Computer?

Answer: The fastest type of computer. For example, weather forecasting requires a supercomputer. Other uses of supercomputers include animated graphics, fluid dynamic calculations, nuclear energy research and oil exploration.

Question 5. Identify the input and output device?

Answer:  Examples of input devices are the keyboard, mouse, scanner, digital camera etc … while output devices include a monitor, printer, projector, etc.

Question 6. What is a storage device and  What is the common classification?

Answer: Different types of memory devices are) Magnetic devices. b. Optical devices. c. Solid-state storage devices.

Question 7. What do you mean by the processing device? or  What are the different types of components of computer system and its function processing devices?

Answer: Data processing is the main function of the computer. Different types of processing devices in a computer are: a) Microprocessor b) Chipset c) BIOS

Question 8. Distinguishes between serial and parallel ports?

 Most serial ports on personal computers are compatible with RS-232C or RS-422 standards. A parallel interface for connecting an external device, such as a printer. On personal computers, the parallel port uses a 25-pin connector (type DB-25) and is use to connect printers, computers and other devices that require a relatively high bandwidth. It uses parallel data transmission.

Question 9. What is the interface components of computer system and its function?

Answer: This is a communication channel that allows the computer to exchange information with various devices.

Question 10. What is a microprocessor?

Answer: the most important electronic component on your computer. It is a programmable logic device for data processing.


north bridge in computer
North bridge in computer
The north bridge in computer is one of two integrated circuits in the core chipset architecture. The computer mainboard and
Read more.
what is computer network
In today’s Internet, World Networking plays an important role in the various successes of the organization, creating a network environment
Read more.
capacitor uses
capacitor uses and functions of capacitors
Capacitor uses in almost all electronic products in various ways. At the simplest level, they are loaded with electricity and then
Read more.