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Potential Transformer
What is the function of a potential transformer?
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Transformer Signal
What is the benefit of using ac signal in a transformer?
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Network Synthesis
Why the roots of the network function are +ve?
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3 Phase Motors
Why do 3 phase motors rotate in the opposite direction when any two phases are interchanged?
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Large Size Synchronous Machines
Why almost all large size synchronous machines are constructed with rotating field system type?
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Current Transformer
Explain why the secondary terminal of current transformer should not be lift open circuited.