Explain REF protection and sbef protection in transformer?

3 Answers  

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why we decide alternating wave form in ac system and not in dc system

2 Answers   GMR,

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what is derated current of power cable & what is formule to find derated current?

1 Answers   Thermon,

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Induction motor & transformer both has magnetic core,then why induction motor is a inductive load & transformer not???

6 Answers   SBL,

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What is the formula formula for Busbar sizing and what are the things to be consider for Busbar Calculation?

0 Answers   ABB, APL,

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what is difference between 2wire method and 4wire method of winding resistance testing of transformer?

1 Answers  

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how meger function

0 Answers  

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what is mutual induction principle?

6 Answers  

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What are the Full Forms of TVM, MTL, CVT ?

0 Answers  

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how can i get an electrical c-certificate?

0 Answers   Wartsila,

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what's ripple content in rectifier? how it formed?

1 Answers  

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1.What do you mean by inductive and capacitive parts of an electric circuit. 2.What do you mean by decrease of inductane and capacitance of a network? Please dont give me the text book answer.3. What is class X ct and its applications?

2 Answers  

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