Answer / narasimha

leak in the transformer mostly due to weakening of gaskets
in bushings & cover. the same was happened because of
temparature&aging of gaskets. periodical checkup &normal
loading 85% can help to stop oil keakage.

Suppose am having the PF value .8, so how can we say that is it lagging or leading?

11 Answers   Bhel,

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What are differences between Conventional & Addressable type smoke detectors?

1 Answers  

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Dear friends, i would like to know that what is the exact function of 'exciter winding' & 'aux winding' in Alternator?

0 Answers   NTPC,

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Will any motor burn if voltage provided is lesser than the rated voltage???? If yes, then how is speed control possible with voltage control

0 Answers  

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what is meant by LCR meter? where its useful ?

0 Answers  

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Good morning: I'm looking for some informations about the OLTC or the LTC: I wont to know what the function of the tie-resistor in during the operation of reversing/coarse operation Cordially

0 Answers   CMERI,

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how can we convert 48V dc into 12 V dc? Any standard device for it??

2 Answers  

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why florescent light was flickering?

4 Answers  

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why the secondary winding of the transformer is not open circuited ?

5 Answers   Nepal Electricity Authority, Torrent Pharma,

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funtion of choke

4 Answers   L&T,

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why transformer ratinh is in KVA????/

8 Answers   Apollo, Priyadarshini, Reliance,

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What is nyquist contour?

0 Answers  

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