wat is d first thing to be seen 2 lay a cable in a particular area??

1 Answers  

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differentiate between remote backup relay and local backup relay?

1 Answers  

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yesterday i am using my laptop by plugging power supply also battery was working properly after while i unplugged AC power source ,using my battery i played car game (use much power) after that the battery finished the charge and it closed my PC. after that my battery not charge (when unplug automatically PC will turn off)

1 Answers   HPCL,

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define briefly the function of an ac electric generator (alternator)?

1 Answers  

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what is meant by trip circuit supervision & directional or non directional over current ?

1 Answers   ABB,

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why most of the modern day type electrical appliance have 2 pins rather than 3 pins?

4 Answers  

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For a 500 MVA 400/220/33KV transformer following data given HV power = 500 MVA IV power = 500 MVA LV power = 5 MVA If input power is 500 MVA then how output power is (500+5)MVA. Can anyone help

1 Answers   MEIL,

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What are the causes ,revers rotation of a kwh meter?

2 Answers  

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Determine the BTU size of an aircon for 20 sq metre room

0 Answers  

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condition Autotrip facia come on control panel of electrical transmission line?

0 Answers   Getco,

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pleasee tell me the risks and hazards of a Cable Jointer job? Thank you.

1 Answers  

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why do we require two lines one phase and a neutral for an ac transmission..is neutral potential zero..?if yes y carry a neutral line from generating station itself...why dont we take it from ground

1 Answers  

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