Explore topic-wise fullforms in Electrical

Hvac Description:
The full form or meaning of the acronym HVAC is Heating, Ventilation and Air Conditioning which is related to a type of comfort technology. Heating, Ventilation and Air Conditioning is used as indoor and vehicular environment technology for comfort.
So the Heating, Ventilation and Air Conditioning technology provide a comfortable environment indoors and even vehicular.
The purpose of this Heating, Ventilation and Air Conditioning is to give acceptable indoor air quality that is needed along with thermal comfort.
The system of the Heating, Ventilation and Air Conditioning is designed and created as a mechanical engineering sub-discipline as it combines the technology as the inbuilt product so it indicates the mechanical engineering sector.
The technology of Heating, Ventilation and Air Conditioning is based on thermodynamics, heat transfer, fluid mechanics etc. principles.
in simple words, HVAC is a device that works as a heater, exhaust and AC.
This means this device will cool you in summer, in cold you can use it to get heat, and in any other situation you can also use it as an exhaust fan
In some other cases, the word Refrigeration can also be added in the Heating, Ventilation and Air Conditioning term so that makes it HVAC&R or HVACR.
In some other cases the word ventilation can be removed from the Heating, Ventilation and Air Conditioning term which makes it HACR that refers to Heating, Air Conditioning and Refrigeration.
The building process of properties especially residential structures require the system of Heating, Ventilation and Air Conditioning a lot in the present so it plays a crucial role in the process building of single-family homes, hotels, senior living facilities, apartment buildings, medium and large industrial buildings, office buildings, hospitals etc.
apart from residential buildings the Heating, Ventilation and Air Conditioning technology is used in vehicles as well such as trains, aeroplanes, cars, submarines, ships, marine environments etc.
in healthy and safe marine buildings all the conditions are strictly regulated for the appropriate temperature and humidity. This is done in the Heating, Ventilation and Air Conditioning through

Emf Description:
Electromotive Force

Ups Description:
UPS meaning or full form is Uninterruptible Power Supply.
UPS or Uninterruptible Power Supply is electrical equipment provides emergency power to the sensitive equipment when the main power supply or Mains is off.
UPS keeps power-sensitive devices such as computers, servers, etc. running for some time in the event of power supply shutdown,
So that alternating power can be supplied or you can save your work, and shut down your computer or other devices correctly.
The UPS has a battery, which acts as an inverter, and has the ability to run your devices for some time.
Due to the same capacity of UPS, it is also sometimes called uninterruptible power source.


There are many such electrical and electronic equipment which if shut down suddenly can cause a lot of damage.
That is why a power supply is needed which can provide a few minutes of power backup in case of power loss.
You imagine a situation where you have prepared a project with 5 hours of hard work on your personal computer, and your computer shuts down due to sudden power cut. And your 5 hours of hard work goes in vain, if you had a UPS, then you would have enough time in case of a power cut so that you could save your work comfortably or continue your work by turning on the alternate power supply.
Many times there is a disturbance somewhere in the supply line, suddenly the voltage goes down too much for a few milliseconds. Due to which your computer or TV or other sensitive devices may be shut down.
So UPS is also helpful in this condition and does not allow your equipment to be shut down.
Many people believe that UPS is used only with personal computers, which keeps our computer running even in the event of a power cut for 10 to 15 minutes.
While this is not the case UPS is used in personal computers to supercomputers, and even in big factories.


As mentioned above, UPS works like an inverter, its important parts are

Dc Description:
DC is a famous acronym which has many full forms, we will talk about the 5 most famous DC full forms here.
DC is an abbreviation that is used in the electrical field, is in the administrative field, is called for the name of the place, and is very popular in comics as well.


we will discuss all five Full forms of DC here in Detail-

DC means direct current as the name suggests, direct means straight or in the same direction.
As we know, there are two types of current called alternating current or AC and direct current which is also called DC.
If you see the graph of both these types of current flow, then you will get the meaning of their name completely clear, the graph of alternating current is up and down, meaning in alternating while the graph of direct current runs straight.
in the picture below you can check the Graph od AC and DC.

Thomas Alva Edison invented DC current in the 18th century. You would be surprised to know that in the early 19th century, DC current was used for every job in America.
But soon after seeing DC current’s transmission losses, AC Current circulation increased.



There are many sources for direct current such as batteries, solar cells, and rectifiers.
Right now the DC current used in the domestic equipment in our home is converted from AC current only.
Like in our home television we supply AC current but with the help of a transformer our television converts it into DC and then use
We can easily convert AC to DC and DC to AC as per your needs. A rectifier is used to convert AC to DC while the inverter is used to convert DC to AC.
The biggest disadvantage of DC current is its transmission loss. At low voltage, the transmission loss is very high, as if you want to take 12 volts of power even 20 meters away, then

Ac Description:
Alternating Current, Air Conditioner