what is the diff. b/w restricted earth fault relay & standby earthfault relay and where they are used?

4 Answers   KSK Energy, Reliance,

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1.What is effect of capitance in transmission line? 2. After raising the voltage at receiving end what will be happen? 3.how we nullify or control the raised voltage at receiving end?

3 Answers   NTPC,

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What is the meaning of electricity? How it is being produced? Can we store the electricity? When we produce electricity what is the capacity of voltage current we are getting? If we need 440 volts how to get it? In case, if we want lower than 440 volts how to change it? Please answer?

1 Answers  

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What are the factors to be considered during the Synchronization?

3 Answers  

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Brief working principle of fluorcent tubelight,function of starter & choke.

3 Answers   Havells,

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how i can calculate the size for fire cable

0 Answers   Adani Power,

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What kind of preventive maintenance are there for AC generator?

1 Answers   Gulf,

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when we supply in primary side of transformer then the supply goes in secondary side?how it works?

4 Answers  

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what is the minimum clearance between a 11KV 150KVAR capacitor cell and series reactor.can a series reactor can be mounted in the same structure of the capacitor cells structure

0 Answers   APTransco,

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What is the formula to calculate the no load current of a single & three phase induction motor

0 Answers   HCL, Nokia,

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explain different types of d.c motors?

0 Answers  

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to calculate voltage drop of cable which current we consider that means full load current or panel size?

2 Answers  

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