what is green house effect?

4 Answers  

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Star Delta Diagram with full description

0 Answers   SKS Microfinance, Syscom,

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what are the main parts of UPS what is the function of that?

23 Answers   Apollo, HCL, Liebert, Royal Furnishers, Tech Mahindra,

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what are the losses of capacitor??

1 Answers  

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tell me the operation of ELCB. How it detects a fault?

4 Answers  

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What is Load commutation and how it is done?Cite some example where this type of commutation is used

2 Answers   NTPC,

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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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what is surge impedence loading

2 Answers   NHPC,

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what is the principle to generate energy from water or coal, plz define the step by step how & when electricity energy start from resource area to ours home meter & separate & how meter read the voltage or current?

1 Answers  

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I have 11KV/415V power distribution transformer. I have found unbalance current in LT (415V) side. Also observed that unbalance voltage (3V) at LV side due to HV side unbalance voltage. What should I check for this? Also, the same LV side load can run in balance on captive power.

1 Answers  

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What is the minimum insulation value required for a cable between phase to phase and phase to earth of 380 Vac 50Hz circuit, having load arround 800 amps.

2 Answers   DEWA, TATA,

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which winding aply in an alternator?

3 Answers  

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