what is per unit impedance?

3 Answers  

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how we calculate electricity unit ( meter unit.. for knowing how many charges) from on motor load.?

2 Answers  

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Why in ESP Positive earthed

0 Answers   Sonhira,

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why is only master neutral contactor is made to switch in synchronization of dg sets

4 Answers   Honeywell,

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why Copper loss is represented as I square R ?

5 Answers   L&T,

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what is deffrent alternatid and gernater

2 Answers  

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when the PFR (POWER FACTOR REGULATOR)change a step to zero,one of the RCCB will triped off,is it the changing step of this PFR effect the RCCB?

2 Answers  

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what is a diffrence between MCCB, RCCB, MCB, & ELCB ? what is rated current e.g. on motor name plate indicated that is rated curent? what is full load current? If we run D.C. motor with mechanical coupling and we measure voltage on terminal it shows voltage or not ? same in AC also possible ?

5 Answers   Reliance,

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how we done power management?

1 Answers  

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What is ignitor and why it is use in Hpmv lamp ?

2 Answers  

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how the specific fuel consumption of 320 kva deisel genarator set (explain with formulas please)?

2 Answers   RRB,

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What is meant by inverse definite mean time (IDMT)& definitemean time (DMT)?

5 Answers  

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