How to calculate Number of Earthing Pits....???

0 Answers  

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Stator of three phase induction motor creates Rotating Magnetic field.But why not Transformer?

21 Answers  

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Why slip-ring and brushes are not required in squirrel cage induction motor?

4 Answers   L&T,

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why should we india maintain frequency of 50 Hz.

8 Answers  

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why do mostly prefer to generate and distribute electricity in 3 phase..not in 4 phase or 5 phase.??

5 Answers   BSBK, IOCL, NTPC,

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What is maximum load capacity of 800 VA inverter?

5 Answers  

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what do you mean by mf of energy meter & its formula?

4 Answers  

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What is the breakdown voltage?

13 Answers  

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Whats the principle of lightning? How protection against lightning is achieved? Types of protection? How to select the height of lightning spike? as per the area.

4 Answers   HAL,

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Whats parameters which we keep in mind when grounded any electrical machine.

1 Answers   Essar,

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how the length effects the ampacity of the cable? if a cable is carrying a current of 100A for 50m length then what will the effect on current if we double the length?

2 Answers  

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Classical power system stability was mainly focussed on rotor angle stability but modern power system stability has more focus on voltage stability.Why?

4 Answers  

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