Transformer Losses and Efficiency
All transformers have copper and core losses. Copper loss is power lost in the primary and secondary windings of a transformer due to the ohmic resistance of the windings. Copper...
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Top Electrical Engineering Interview Questions for Freshers
1. What is electric traction? Electric traction means using the electric power for traction system (i.e. for railways,trams, trolleys etc). Electric traction means use of the electricity for all the...
Transformer Energy Losses & Efficiency
Transformers reduce the voltage of the electricity supplied by the utility to a level suitable for use by the electric equipment. Since all of the electricity used by a company...
Basic Electrical Engineering Questions & Answers
Q: What is vaccum currcuit breaker.define with cause and where be use it Device? A: A breaker is normally used to break a circuit. While breaking the circuit, the contact...