WHy neutral to ground trips when neutral touches the ground

1 Answers  

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If you don’t have coal, salt and copper, then how would you earth your connection temporarily at a camp site.?

2 Answers   Focus,

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what will happen if the secondary of current transformer kept open....

16 Answers   KSEB,

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Input power is 380 - 450 V but with 45 - 55 Hz frequency - desired output is 415 V and 50hz with 1% variation permissible. CVT / Servo dont stabilize the Frequency - what is best solution??

7 Answers   IOCL,

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how we can calculate LT side current of transformer

2 Answers   L&T,

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How can I calculate ISF of current transformer?

0 Answers   Cigniti Technologies,

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What is the principal of motor?

0 Answers  

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What is GIS (Gas Insulated Switchgear)

3 Answers   Power Grid,

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Leading power factor means what? what is the power factor value while in power factor is leading? is power factor greater than one? In some cases i heard pf 0.8 leading then what about 0.8 lagging?

1 Answers   Rockfort Engineering,

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What is the use of Gateway RTU like ABB RTU 560 in power plant, SAS system ?

1 Answers   ABB,

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how to diffrentiate between ac & dc motors from a distance

5 Answers  

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A 1F capacitor is charged to 100V initially. A 1H inductor is connected accros the capacitor througha a switch. The current in the circiut when the switch is closed is____

0 Answers   Ecil, L&T,

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