what is the reason of battery voltage is 12v maintain?please answer me.mail-psrinivasan20@yahoo.com

1 Answers   CTS,

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Which machine u will prefer to use at where flameble gases are comming out & why?

1 Answers   NTPC,

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Why Closing coli supervision is not required for Circuit breaker.

1 Answers   JSW,

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Why electric traction is used ??

3 Answers   IOCL,

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harmonics filter

0 Answers   SEHA,

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advantages & Disadvantages of Solar power system?

2 Answers  

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why semiconductor fuse used in drive ,not ordinary?

4 Answers   EAP, Essar,

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what is deferens between HT&LT DG

2 Answers  

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What is working Priniciple of TVSS ????

1 Answers   Emerson,

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

0 Answers   UHG,

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In generally how many earthing required for power

4 Answers  

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Are same transformer be employed for step up and step down services?

3 Answers  

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