Answer / tameshwar singh

For low speed traction bow collectors & for high speed
pentograph collectors are normally used

Answer / hari

pentagraph collector

Answer / thi

is it sure.there are different answers given.but i put this
one only....

Disadventage of cable-gland earthing if any ?

0 Answers  

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why do we prefer -48 volt instead of -24volt or -12 volt etc. ??

1 Answers  

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why commutator are not used in rectification purpose in power electronics?

1 Answers  

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How can step up and step down process in power transformer

1 Answers   MSETCL Maharashtra State Electricity Transmission Co Ltd,

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generally the electrical equipments not to be operated at leading power factor, why?

2 Answers  

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When batteries are connected in series the voltage increases but the current remains unchanged, how can this be? When you consider ohm's law. i.e. If voltage increases, current increases, providing resistance remains the same.

10 Answers  

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what is trip circuit supervision relay? How does it work in switchgear?

6 Answers   Radha Regent Hotels,

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In the diesel generator wihch type of power we can get it ? Like AC / DC

2 Answers   Aditya Birla, Indian Steel, PTPS,

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What is the rating factor for copper cable ( Specific value according to the type of laying ) & the voltage drop?

0 Answers  

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What happen if LV supply is fed to a HT motor?

19 Answers   ITC Infotech, Jindal,

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solar energy light efficiency & disadvantages?

0 Answers  

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What is Rough Balance Busbar Protection

1 Answers  

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