In layman terms, what is the difference of Dielectric strength and dielectric constant when speaking of an insulating oil

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How earthing/grounding done in aeroplanes and ships.

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There is 15 KVA UPS using for single phase load.And 30 batteries of 12 V, 100 Ah are connected in series. Load is taking 15 A current.What will be the back up power for this UPS on same load?

1 Answers   BS, Dynamic Software,

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What is required of exietation to the alternater.

3 Answers  

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Office , overtime and television how big this stage?

0 Answers   ONGC,

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what is distribution board and panel board

3 Answers  

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Am i eligible to get electrical supervisor licence? As i did diploma as well as degree in Electrical Engg. in June 2011. Now i am working in 15 MW Power plant from 2 mnths. i belongs to Maharashtra.

1 Answers  

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i need previous entrence exam papers of nhpc.

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Thumb rule of cable size(rm>30 rm)X multiplying factor=ampere

0 Answers   Kazi Farms, SKI Carbon Black,

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how to get 48 V DC I have ... 1. 12 volt power supply board 2. DC power supply ( max. 30 v) 3. 9 volt batteries ( 2 - not chargeble)

2 Answers  

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advantage,disadvantage,aplication of sensorless direct torque control of induction motor

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what is timing for mccb 800A tripping?

1 Answers   L&T,

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