why we r using 4-20ma instead of 0-20ma in instrumentation

2 Answers   EID Parry,

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How to calculate the value of capacitance of a capacitor used in power factor improvement plant if we know KVAR and voltages?

1 Answers  

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what is the circulate the diesel in DG in side pls tell parts name and picture with circulate the diesel

0 Answers   Mukand,

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is there any device that works properly accept relay, it may be fuse but if i want fuse of 33kv 300 amp it is avaliable, pls give me details

0 Answers  

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What do you mean by a phase angel of instrument transformer?

0 Answers  

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in single phase converter, the no.of scr's conducting during overlap a)1 b)2 c)3 d)4

0 Answers   Engineers India,

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True or false question. 1.The fuse provide phase and neutral 2.power loss in electrical circuit can take place in (resistance or inductance or capacitance). 3.two phase system each phase has separated by a phase difference of (90 or 180 or 270 or 45). 4.3 phase balanced star connected load neutral current shall be (line current or phase current or zero or unity)

0 Answers  

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Q. calculate the value of the resistor to be connected in series with a 100W; 230V lamp so that the wattage of the lamp is reduced to 35W

8 Answers  

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What is the si unit

2 Answers  

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for 500mw power production how many range of transformer set in unit please reply if three transformer use .

2 Answers  

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Explain the purpose of inductor in an electric circuit?

0 Answers  

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If load is 240 kw & pf is 0.8 lagging, than how to increase it from0.8 to 1.0(unit),which rating capacitor used, please give me Calculation. What is effact of consumer & suplier if pf is lagging or leading with on effect machines/ TF/GE etc.

6 Answers   L&T,

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