wht d.c produces corrosion

1 Answers  

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what power factor should we maintain to get maximum benefits our organisation load is 10 MW? is it best to maintain the PF at .96 rather than Unity to save electricity bill?

1 Answers  

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AVR is used for the Voltage regulation of the Generator using the feedback signal by exciting the field winding of the generator.But how the field winding will be excited & using what?

2 Answers   Alstom,

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What is the use of starter in tube light fitting.how it works.

3 Answers   JSW,

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hopkinson's test

5 Answers   Bhel, NTPC,

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What is the application of Dyn1 and Dyn11 vector group of transformer?

0 Answers  

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50 electric bulbs are connected across supply of 220 volts. After one bulb is fused remaining 49 bulbs are again connected to same supply. which case will have more illumination & WHY????????

5 Answers   KJ,

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What is Isolation Current transformer and what purpose to use it in REF relay ?

1 Answers  

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please send me previous year questions of jspl through which i could prepare myself for the test.

0 Answers  

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Which supply is using for train AC or DC & what is the voltage????????

16 Answers  

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what is the differance between normal bybass & maintenance bybass in UPS?

1 Answers  

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if a bird sits on the service wire it didn't get shock then why the human get shock when he touches it(assume that human is not on the ground and any object i.e. in space)?

5 Answers  

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