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even i dono.

What is grid collapse? what is the reason for it?

0 Answers  

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Two alternators say 1 & 2 are poised to parallel operation. But at the time of paralleing alternator 2 gets out of the system by tripping Earth fault relay. Please send me reply why this is happening?

2 Answers  

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How regulator control the fan speed?

4 Answers  

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where we sense the fault from the transmission lines?any operation example for distance relay?rear panel connection for this relay?

1 Answers  

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in the farm,water tank of 8000 litter capacity situated in 12 meter above.Farm owner want to lift 7000 litter of water within 7 minute to water tank of 12 meter above.which motor having HP rating is suitable for pumping??

1 Answers   ABB, Anchor, Havells, Keltron, KSEB, L&T, vguard,

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Explain the process of commutation in a dc machine.

0 Answers  

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how is find out kwh step by step

0 Answers   Voith,

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How to calculate the Harmonics losses in terms of cost/unit.

0 Answers  

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Why you are switching off arc protection mcb when you are taking shutdown for lv board.

0 Answers   KSEB, L&T, Siemens,

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I have a 5KVA UPS. Total load to be connected almost 3KW. Ordering a battery pack with capacity of 1920VAh. How long will the backup time be?

1 Answers  

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what is the maximum genarating in india?

17 Answers  

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Why frequency changes due to load variation in power system ? i.e why when load increases frequency decreases?

0 Answers   Madina Group,

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