what type of earthing is done on hilly rocks.

4 Answers  

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1.What is wind span ,wight span and normal span, and what is the difference for 132kv transmission .

1 Answers   PKR,

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What is knee point voltage of transformer?

0 Answers   Nabard,

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why CT ratio stand for 50/5, 100/5, 25/5.

11 Answers   ABB, Ramky,

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i need to calculate high voltage line power factor daily basics but there is meter reading kwh and kvah while calculating power factor kwh/kvah formula was right. for examble there is point c=13kwh c=1.8 lag c=1.2 lead and c=14.5kvah like that i know that p.f =kwh/kvah but c=1.8lag kvarh and c=1.2lead kvarh points i dont know if u know please reply

1 Answers  

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(1) From the following option, which option is correct for largest size transformer.? a)1KVA,25Hz , b)1KVA,50HZ , c)1KVA,60Hz , d)1KVA,100Hz

5 Answers   Torrent Power,

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what is the roll of power factor in induction motor.

3 Answers   Hindalco,

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Current Transformer's star point must face the protected object for the relay operation?

2 Answers   Siemens,

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What is the gain of 1-s/1=s at 1 rad/sec?

3 Answers   NPCIL,

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Welding machine

1 Answers   CEL,

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what is the difference between earth and neutral?

56 Answers   Bhel, Emerson, HCL, JLL, L&T, Siemens, TVS,

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What is an Air COmpressor

0 Answers   DLF,

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