Section 1: Electrical interview questions and answers about switchgear and protection What are the functions of protective relays? To detect the fault and initiate the operation of the circuit breaker to isolate the defective element from the rest of the system, thereby protecting the system from damages consequent to the fault. Give the consequences of… Read More: Electrical Engineering Interview Questions and Answers »
Electrical wiring in general refers to insulated conductor use to carry electricity and associated device. General aspects of electrical wiring are used to provide power in or to building and structure, commonly to as building wiring. Electrical wiring whether for residential, commercial or industrial project must be carefully installed and maintained in such a way… Read More: Lab work for electrical wiring installation for single storey house »
You can find electricity bill calculator if you keep reading this page. This is very interesting to know that which appliance in your home or office consumes most electricity? On this page you shall understand the ways and formula for an electricity consumption calculator which can help you calculate energy usage in your home. In… Read More: Electricity Bill Calculator for Home and Office Energy Consumption kWh… »
If you need to learn everything about thermoelectric generator then this page is for you. Thermoelectrical power generator is a solid state device that facilitates direct conversion of thermal energy into electrical energy. Thermoelectric generators function like heat engines, but are less bulky and have no moving parts and are completely silent. The best part… Read More: Thermoelectric Generator Simplified Learning Guide »
The Hall effect was discovered 18 years before the discovery of electrons i.e. in 1879 by Edwin Herbert Hall. This achievement happened when he was working on his doctoral degree at the Johns Hopkins University in Baltimore, Maryland, USA. What is Hall Effect The Hall effect is the production of a voltage difference (the Hall… Read More: Hall Effect & Hall Sensor »
To compare the application of medium-voltage circuit breakers and of fused contactors, we must understand the basic characteristics of each switching technology. The below table shows the major characteristics of medium-voltage circuit breakers and medium-voltage fused contactors that influence the application. Of course, the table entries are generalized, and the information varies by the voltage… Read More: Vacuum Contactor vs Circuit Breaker Selection Considerations »