what are ABCD curves in MCBs and how we observe that curves?

2 Answers  

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what is lightning arester?generaly which type of used in industeries? why its used?

7 Answers   Essar,

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solar cell voltage?

2 Answers  

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What is touch potential and step potential?

0 Answers   IRI,

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WHAT IS THE DIFFERANCE BETWEEN IP54 AND IP55

2 Answers  

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can we identify the direction of power flow in transmission line by after only looking the tower

7 Answers   TNEB Tamil Nadu Electricity Board,

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Pls explain about full theory of salient pole generator?

1 Answers   Kirloskar,

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We have 250 KVAR cacitor bank & our average load is 200kva but our power factor is average 0.66 how can we maintane it? how can we balance our load?

4 Answers  

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Why a transformer Noise during its running condition ?

8 Answers   NTPC,

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What is spill current in protection relays?

1 Answers  

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Is the inductance parameter of transmission line affected by taking the earth into consideration?is the same true for capacitance? Justify the answer.

1 Answers  

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how can we choose the size of road crossing pipe for power cables

2 Answers   DLF,

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