what is need of air gap in expansion section in busbar?

3 Answers  

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whats the necessary to correct the power factor using capacitive banks in industries?

2 Answers  

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An alternator is started without excitation then how much voltage it will produced at strating at full rpm??

4 Answers  

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A 11000/415V distribution transformer is fed 415V upon it's LT side,Do I get 11000V upon it's Primary side ?

7 Answers  

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why distribution transformer are of DY11 type?

4 Answers  

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what are the various types of towers used in transmission line

12 Answers   Power Grid, UltraTech,

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What is the necessary condition for stability.

0 Answers  

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1. Why is the speed of shunt motor practically constant? 2. Why dc series motor use to start with heavy loads? 3. advantages & disadvantages of separately excited generator over self excited generator?

0 Answers  

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how to distinguish between ac motor and dc motor without seeing name plate of it.only seeing its getup look

3 Answers   Nahar, Siemens,

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What are the effects to a distribution transformer rated 10Kv with ratio 10Kv/0.433Kv, 3phase 50hz for example but fed with power supply of 11Kv?

2 Answers  

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Diagram on interconnectivity of 11kv transformer with RMU (i.e, one incoming and two outgoing or two incoming and one outgoing)

0 Answers  

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what kind of battery is used in laptops

4 Answers   Pepsi,

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