Answer / pyobik

voltage which does not changes it magnitude and direction
w.r.t time is called DC voltage.

Answer / pavan

A DC voltage doesnot have any frequency .

why anti pumping relay is not given to tripping coil of the breaker? why only to closing coil?

2 Answers   INEL, Siemens,

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why transformer ratings are in kva

4 Answers  

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what are the types of cooling systems used in motors?

2 Answers  

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we touch other end of the tester supply, why do not get shock?

7 Answers   L&T,

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dear friends, we are use 130 hp load run with 0.98 power factor ( 38KVAR capacitor connected ). if we need improve the the power factor to 1 (unity). how much kvar capacitor to be add. have any formula? please share with me.

3 Answers   Reliance,

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why the NGR (neutral grounding resistor) always OFF during DG off?

0 Answers   Bhel,

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FACP Means

1 Answers   RR,

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what is tower earthing and what for it is required

1 Answers  

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what is the IPC ? & what the uses ?

0 Answers   Bhel,

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control & auxilary circuits used for circuir breakers

0 Answers  

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What is the List of Equipments, Instruments, Components required in Transmission of electricity from 1 substation to other substation(The equipments required in substation too)? What are the differnt IS standrds used for above equipments in Industry?

2 Answers  

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what is the function of compressor?

2 Answers  

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