Answer / arun.r

WE NEED % IMPEDANCE OF TRANSFORMER FOR CALCULATION

Star & delta kis principale pa hai.

3 Answers   ME,

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What is d main advantage of using double circuit 3 phase transmission ?

0 Answers   UHG,

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Can u explain : what is supply for train (whether a,c or d.c ).I know that supply is 25000v a.c .But there is rumour that supply is D.C. And also explain how lights and fans inside the trains are working ,and what type of motors are used in trains whether D.C motors or induction motors .If d.c motor, how it gets supply.If traction motors are used then what are traction motors and its functions and how it differs from other motors and also explain about locomotive . please reply..............

9 Answers   NTPC,

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What is pi controller?

0 Answers  

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What is the function of the serge absorber?

5 Answers  

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What is power in wattage of 8.5 TR AC

0 Answers  

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how to calculate H.P of a moter from speed of a moter?

5 Answers  

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234 MVA Generator 3 phase Short circuit current Values required? Gen set Rating-234 MVA, Gen Voltage-18kv, PF;0.8, Xdv:23.5 %, Transformer Rating-18/380KV, 680MVA,Yndd1 two winding, Step up TR, ZT:35.50 %,X/R 4.33 Gen CB Position, CB open ,Disconnected open, Generator Running Voltage 18 Kv, Bi mistakes generator side earth switch Closed during that time short circuit current level in 3 Phase required, and how to test on site 234MVA Generator Short circuit current,

0 Answers   Jubail O&M,

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what is the principle of singkle phase energy meter?

3 Answers  

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Could u pls tell me the NPCIL electrical engineering interview questions for Executive trainee, and also guide me how to face the interview.

0 Answers  

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Can any one know what are the symbols at the down (below) the analog ammeter??? there are 4 symbols which are they ?????

0 Answers  

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HOW DOES THE ELECTRONIC ENERGY METER WORKS?

0 Answers   Core Solutions,

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