what is AVR and tell principle and working?

10 Answers   ITC Infotech, MIOT Hospitals, YCC,

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Send the control circuit digram of a star delta stater?

1 Answers   L&T,

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sir i applied for hpcl(electrical).i want to know from which subjects most of the technical que will b asked.and pattern of the written test.pls help me

0 Answers   HPCL,

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A 200 KVA UPS's load current is 70 A. We want to provide a Generator back up. What capacity of DG required for this ?

1 Answers   Reliance,

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State the formula for overall efficiency of thermal power station

0 Answers  

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HOW WORK HEAT PLATE EXCHANGER

0 Answers  

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what happens when current(ac or dc)flowing through a boucket of water?please describe it.

3 Answers  

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Why a transformer is known as a static device?

7 Answers  

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What should be the DC voltage for Hi-pot test on 11kv switchgear

3 Answers  

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why core is useful for a transformer ?and also in its operation ?

0 Answers  

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what is strip power factor?

0 Answers   TATA,

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how to set the overload setting in the thermal overload relay?? is there any calculation in that??

3 Answers  

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