Latest Electrical Motors Questions and Answers
How do the new IE efficiency classes compare with the old EFF efficiency classes? The new IS: 12615-2011 defines the following efficiency classes of low-voltage three phase asynchronous motors in...
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Electrical Machines Objective Questions
Electrical Machines Questions & Answers 1. Magnetic Circuits Principle of Energy Conversion Excited Magnetic Systems 2. Basic Concepts in Rotating Machines Reluctance Motor Doubly Excited Magnetic Systems Elementary Synchronous Machines...
Electrical Machines Short Answers
1. Why almost all large size Synchronous machines are constructed with rotating field system type? The following are the principal advantages of the rotating field system type construction of Synchronous...
Autotransformers
Transformers Questions & Answers Autotransformers ...
Three Phase Transformers
Transformers Questions & Answers Three Phase Transformers ...
Transformer Losses and Efficiency
Transformers Questions & Answers Transformer Losses and Efficiency ...
Transformer Open Circuit and Short Circuit Test
Transformers Questions & Answers Transformer Open Circuit and Short Circuit Test ...
Transformer Construction
Transformers Questions & Answers Transformer Construction ...
Voltage Regulation of Transformer
Transformers Questions & Answers Voltage Regulation of Transformer ...
Equivalent Circuit of Transformer
Transformers Questions & Answers Equivalent Circuit of Transformer ...