In batteries after completion of charging which colour gas is emitted from it?

2 Answers   Essar,

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how to calculate lux level in out door (yard lighting) please expalin with a example

1 Answers   IVRCL,

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i have seen a picture of a power plant. in that pic. i saw chimney like giant structure which were spreading smoke like something...i want to know is it chimney or cooling towers, as my friends use to say.

2 Answers  

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Dear all, is ther any body who can tell me about the setting of ACB(air circuit breaker ). what kind of it,s setting is and how to do it,s setting. also please tell me the setting of VCB(vaccume circuit breaker) . please tell me their setting,s. i will b very thank ful to all of u. Thank,s and Regard,s. Muhammed Ikram.

2 Answers  

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IN a transformer during power supply how the LV and HV bushing works??

3 Answers   CSEB,

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WHAT TYPES OF OIL(STRUCTURE) ARE USED IN POWER TRANSFORMER INSULATION?

4 Answers  

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How size of Earth Strip is determined for a particular Fault current.

1 Answers  

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the problem faced on star or delta winding connection??

0 Answers  

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which on of the transformer have more core losses and why? 1. Distribution Transformer 2. Power Transformer

5 Answers  

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arcing is due to only capacitance or it is due to both inductance and capacitance? explanation.

2 Answers  

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if only one generator is running in droop mode parrallel with grid and suddenly grid breaker off what will happen? It will trip o/u freq or stay as it is? (urgent)

10 Answers  

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Which types of following motors are most efficient?

0 Answers  

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