What is the range of efficiency of thermal or steam power plants? Why it is so low?

2 Answers  

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how regenerative breaking is done in electrical traction

1 Answers   TCS,

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In case of legging current of 20°, pf is .94 and leading of 20°,pf is .94 , in mathematicaly both are same but in realy how it is differ ?

3 Answers  

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what are effects of harmonics in the three phase a.c power system ?

2 Answers   AIIMS,

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I want to know the standards for earthing system as per IEC, BIS & IEEE.

2 Answers  

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how to detect the presence of underground cable(while digging road)etc. -give the name of instrument

7 Answers   NTPC,

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what is restircted earth fault relay,how it works? what is diffrance btwn normal earth falut relay & restricted earth fault relay?

1 Answers  

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when a three phase motor in running condition consumes 2A in each phase,and if one of the phase gets fails what will be the consumption in other two phases

4 Answers  

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what is phase angle and how its generate moreever how we measure the phasse angle?

1 Answers  

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Brief working principle of stabilizer,application & safety precautions

0 Answers  

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sir, iam ramya.... from the discipline of E.E.E appearing for jindal exam .sir, could you please send me the modal papers of recent jindal steel exam.

1 Answers  

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why some transformer without breather.

1 Answers   GTS,

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