What is meant by knee point voltage?

2 Answers  

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what is the size(sq.mm) of these conductors dog,rabbit,tiger,panther,mush,

8 Answers   Power Grid,

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how much current in live 11 Kv distribution Line?

1 Answers   ABB,

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why in transformer there is not rotating fiddl/ magnetic field like motor

4 Answers  

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Car battery + terminal allways biger than - terminal! Why?

2 Answers  

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in 220 kv substation,what is the mean of avr voltage reading? means at oltc temp. 36 the avr voltage was 109v.so what the mean of 109v

1 Answers  

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how to set the transformer differential relay

1 Answers   Divis Laboratories,

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what mean by analog ,digital,numerical meters and relays? say the example?

0 Answers   ABB,

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why a three phase induction motor cannot run at synchronous speed ?

7 Answers   RUET,

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HOW TO CALCULATE THE CABLE SIZE FOR POWER CABLE, CONTROL CABLE AND INSTRUMENT CABLE

1 Answers   TurboTech,

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what is the use of piston rings in the engine used for a generator...........

0 Answers  

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A 400 V, 50 Hz, Δ connected synchronous generator has a field reactance of 0.1 Ω and armature resistance of 0.015 Ω. At full load, the machine supplies 1200 A at 0.8 pf lagging. Under full-load conditions, the friction and windage losses are 40 KW and the core losses are 30 KW. What is the machine’s overall efficiency? Ignore any field circuit losses.

0 Answers   VECL,

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