Answer / apoorv

this is transposition to reduce the
interference of power lines with
nearby communcation lines.

why should be the frequency is 50 hz only why not others like 45, 95 56 or anything , why should we maintain the frequency constant if so why it is only 50

3 Answers  

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How we calculate DC inducation moter Amp? Sir pls give me formula......

0 Answers   Superlite,

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To attain a powerfactor more than .95, how much kvr should we use for 100 HP of current

4 Answers   Bhel, Scooters India,

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Hi,Any one has idea regarding the KPTCL Recuirtments for AE'e & JE's for the year of 2009-10???Kindly help in regards..

2 Answers  

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how we arrange the hv side with delta connection in case 33/11kv of transformer.

0 Answers   Jindal,

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calculate multiplication factor of a trivector meter with line ct ratio 200/5A, line PT ratio 11000/110V and meter CT ratio 200/1A and meter pt Ratio 11000/110V.

4 Answers  

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why the secondary current transformer cannot left open

1 Answers  

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draw a circuit diagram connecting transformer OLTC- RTCC- VCB-Marshalling Box otherwise Explain in words

1 Answers  

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Pl.brief me any electrical major fault you have rectified.

0 Answers  

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tell 2 reasons for why only copper is used in domestic wires& only alluminium in transmission lines ?

10 Answers   ABB,

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what is a power factor?

0 Answers   MPWU Kiribati, Thermo,

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Which motor runs on both ac and ac? a) dc series motor b) reluctance motor

2 Answers  

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