How do the new IE efficiency classes compare with the old EFF efficiency classes? The new IS: 12615-2011 defines the…
Electrical Machines Questions & Answers 1. Magnetic Circuits Principle of Energy Conversion Excited Magnetic Systems 2. Basic Concepts in Rotating…
Lap winding is suitable for high current and low voltage generators while wave winding is suitable for high voltage and…
1. Why almost all large size Synchronous machines are constructed with rotating field system type? The following are the principal…
[1] What is an ideal transformer? The ideal transformer should have the following properties: It has no losses Its windings…
[1] Why is the efficiency of a three-phase Induction Motor is less than that of a three-phase Transformer? Three phase…
In this MCQ you can learn and practice Autotransformers objective quiz questions to test your knowledge on electrical machines.
In this MCQ you can learn and practice Three Phase Transformers objective quiz questions to test your knowledge on electrical…
In this MCQ you can learn and practice Transformer Losses and Efficiency objective quiz questions to test your knowledge on…
In this MCQ you can learn and practice Transformer Open Circuit and Short Circuit Test objective quiz questions to test…
