what is meant by negative half cycle

2 Answers  

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instead of neutral can we use earth/ground to flow the current in the circuit

2 Answers   Infosys,

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what is meant by transformer differential protection ?

3 Answers   BFL,

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What is the functaion of IGBT in UPS system?

1 Answers  

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The initial current is very large at the time of starting for almost all DC motors. SO WE USE STARTER FOR A SAFE STARTING but at our homes we don’t see any starters in our coolers, motors.WHY DON’T WE NEED STARTERS FOR THESE APPLIANCES?

1 Answers  

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what is residuel magnetism. and how order lead acid batteries for 24 volt. emergency lighting system.

0 Answers  

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for what voltage will reactive power be largest in 380 kv line : a) 375kv b)380kv c)385kv

0 Answers  

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what is meant by mimic diagram ?where it is used ?plz explain briefly

2 Answers  

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Is it posssible to obtain the higher speed(3000rpm) for adiferentiallly cascaded induction motors(with 8 and 6 poles)

3 Answers  

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21. What is the purpose of taking Capacitance and Tan Delta Test in Transformer bushing? 22. What are the protections to be used for Generator? 23. Draw the vector diagram and condition for the following: 1) Dyn1 2) Ynd0 3) YnYn0 24. What happens when the polarity changes in CT? Explain briefly? 25. Explain the Term in CT Name Plate – Class: 5P10

3 Answers  

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what is difference between DC and Ac

5 Answers   Birla,

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how calculate gd2 of ht motors

0 Answers   Hindustan Copper Limited,

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