Answer / upenderb

if a dc supply is given to field winding due to inductive effect winding gets shorted and causes damage to the winding So to limit the current high resistance is used.But armature winding has the back emf facility to overcome this drawback

why phase to phase voltage are 290 rather then 440?

1 Answers   Bosch,

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why open circuit test is conducted on hv side and short circuit test is conducted on lv side of a transformer ?what is the reason for it ?

3 Answers   HCL, NTPC,

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What happens to a motor if it is connected in Delta connection

0 Answers  

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What does a Bode plot tell you?

0 Answers   GE,

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what is the prosses for getting of 33kv licence (i have completed my engineering degree & working in 33kv substation for contract basis )????

0 Answers   Surana,

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what is the earthing condition between earth & phase.

3 Answers   ABB,

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if we give DC suply to the AC motor what hapen

5 Answers   TATA,

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yesterday i am using my laptop by plugging power supply also battery was working properly after while i unplugged AC power source ,using my battery i played car game (use much power) after that the battery finished the charge and it closed my PC. after that my battery not charge (when unplug automatically PC will turn off)

1 Answers   HPCL,

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What is the different between conventional MCC and intelligent MCC? Common controller or controller for each bucket

0 Answers  

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what are the problems faiced at dg comissiong

0 Answers   Aster Teleservices,

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if AVR fails in alternator. what will be the effect.

13 Answers   HP,

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What happens to the synchronous generator when reverse power is given to it?

1 Answers  

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