Answer / mintuk1@gmail.com

In India standard frequency 50 .we are made all machine /device at this frequency.that's why no working properly either it's ok less or more. It's due to if frequency is high then more impedance will offer. on the other hand if it less then current will high in the system

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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What is different between Circuit breaker and Isolater?

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what is transformer?

2 Answers  

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3 phase induction motor rotor field rotate at synchronous speed w.r.t ?

3 Answers  

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can anyone explain 11kV 3core cable megger,hi pot test procedure with connection details?

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A 100KVA SINGLE PHASE TRANSFORMER 10000/200V,50HZ REQUIRES 300V AT HV SIDE TO CIRCULATE FULL LOAD CURRENT WITH LV SHORT CIRCUITED.THE INTAKE IS 1000W.THE % OF REGULATION ON FULL LOAD AT 0.8 PF LAGGING WILL BE HOW MUCH AND THE SECONDARY TERMINAL VOLTAGE ON 0.8 PF LEADING WILL BE

0 Answers   IAS, TATA,

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hi if anybody got model questions for cpcl Grade'A' electrical engineer position.send it to my mail please krishkumar22@gmail.com

0 Answers  

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in breather of transformer how sillicon gel absorb the moisture?wat happen when the moisture in that oil?

1 Answers  

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Why efficiency of generator is higher than motor at a particular load?

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what is mean by descripiency relay? & wht is its ansi code?

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how u calculate ups battery backup

2 Answers  

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we have 350 kva capcitor bank which is not showing KW. dose capacitor shows kW OR not.

2 Answers  

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