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Manish Kumar Saini has Published 1394 Articles
Manish Kumar Saini
623 Views
Capacitance - DefinitionThe ability of a capacitor to store charge is known as its capacitance. In other word, the capacitance can also be defined as the property of a material by virtue of it opposes the any change in voltage applied across it.Capacitance: FormulaExperimentally, it has been found that, the ... Read More
Manish Kumar Saini
11K+ Views
Electromechanical RelayAn electromechanical relay is a type of relay which function using a magnetic field produced by an electromagnetic coil when a control signal is applied to it. It is called as electromechanical since it has moving contacts in the output circuit which are operated by applying an electrical signal.Electromechanical ... Read More
Manish Kumar Saini
12K+ Views
Electricity tariff is defined as the rate at which electrical energy is supplied to a consumer.Types of Tariff in ElectricityThe commonly used electricity tariffs are as follows −Simple Tariff – When there is a fixed rate per unit of energy consumed, it is known as simple tariff or uniform rate ... Read More
Manish Kumar Saini
6K+ Views
An electrical power system is a network of interconnected electrical devices, which are used to generate, transmit, distribute and utilise the electrical power.A typical electrical power system has following main components −Generating StationTransmission SystemDistribution SystemElectrical LoadGenerating StationIn the single line diagram, the GS represents the generating station where electrical power ... Read More
Manish Kumar Saini
10K+ Views
The voltage levels or voltage ratings are defined and classified by various national and international standards and also by some electrical utility companies.In general, an electrical professional comes across the terms LV / LT, MV, HV / HT, EHV / EHT and UHV in our day-to-day professional lives.Voltage Rating StandardsThe ... Read More
Manish Kumar Saini
16K+ Views
What is a Distribution System?The part of the power system that distributes electric power for local use is called as distribution system. Generally, a distribution system is the electrical system between the substation fed by transmission system and the consumer’s meters. A typical distribution system is shown in the figure.Components ... Read More
Manish Kumar Saini
4K+ Views
There are two types of electric machines viz. static electric machines (e.g. transformer) and rotating electric machines (e.g. motors and generators). All electric machines are not ideal, therefore they have some losses due to which efficiency being less than 100%. In general, we come across three popular electric machines viz. transformer, ... Read More
Manish Kumar Saini
3K+ Views
The electric generator is an electromechanical energy conversion device, which converts mechanical energy into electrical energy.Construction of Electric GeneratorAn electric generator has following main parts −Magnetic Field SystemArmature CoreArmature WindingYokeMagnetic Field SystemThe magnetic field system is used to produce uniform magnetic field in the electric generator within which the armature ... Read More
Manish Kumar Saini
11K+ Views
Capacitor & CapacitanceWhen any two conducting surfaces are separated by an insulating material, it called as a capacitor. The conducting surfaces are known as plates of the capacitor and the insulating material is known as dielectric.The ability of a capacitor to store charge is termed as capacitance of the capacitor. ... Read More
Manish Kumar Saini
2K+ Views
Capacitors can be classified depending upon their fixed or variable capacitance as follows −Fixed CapacitorsThose capacitors whose value of capacitance is fixed during the manufacturing and cannot be changed later are known as fixed capacitors. The symbol of the fixed capacitor is shown in figure.The fixed capacitors are classified into ... Read More
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