what is differance between dirty earthing and clean earthing and their applications

2 Answers   CB&I Lummus,

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how  do you choose the cable size as per amps rating & the voltage drop for the same.

0 Answers   C&W,

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what is lrs tank water resistance.

1 Answers  

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how u measure/calculate renge of capacitor,capacitor has no any rating tag.what is the theory of measure of capacitons.

0 Answers   Marriott,

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During Millivolt drop test current leads are applied in the extreme ends and voltage leads are given just before the current leads.. what will be the difference if voltage leads are given in the extreme ends? and why?

1 Answers  

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wht is meant by sh6

2 Answers  

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what is load shedding

4 Answers   KSEB,

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what is the use of neutral?

14 Answers   IOCL,

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what is difference between ac1 and ac3 contactor and why it is needed to be selected?

1 Answers  

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Why Earth pits are inter connected

8 Answers   Airtel, Taj Group,

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How we can make sure cable size of LT cable without any parameter.

2 Answers   Paradip Port, Siemens,

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Before i went to bed my master bathroom lights were working fine. At 2 am, when I went to use the lights, none of them were working. The outlets throughout the bathroom work, but the lights and fan above the toilet don't. I have two panels of switches. The one panel has four switches. One of the switches turns on the hall light, and that works. The other three are to other lights, and they don't. The other panel has three switches. One of those is to the fan, and the other is to a light above the toilet. The other is a to light that is also on that other panel. I tried the breakers, and the one that turns off the outlets, marked for the bathrooom, turns on and off the outlets. None seemed to be tripped. I checked the lightbulbs, and they are fine. Please help

2 Answers  

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