Answer / najeeb khan

yes reactive power increases with increase in leading
current and legging current both.

Answer / vanthni@yahoo.com

what is your doubt

Answer / raza

Reactive power is arise at both lagging and leading power
factors. But at lagging power factor, reactive power will be
positive and at leading power factor, reactive power will be
negative. At the same power power factors of lagging and
leading, no change in active power.

How to calculate Earth busbar size & what is the procedure we make for determine that?

1 Answers  

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WHAT SHOULD BE THE BEST CURRENT RATINGS (PRIMARY / SECONDARY)FOR A CT INSTALLED AT THE INCOMING 11KV PANE? WILL IT BE CALCULATED ON THE BASES OF MAXIMUM DEMANT VALUE OR ON SUM OF ALL TRANSFORMER'S KVA? NOMALLY MAX DEMAND REPRESENT THE MAXIMUM OPERATING LOAD OF THE PLANT AND TOTAL KVA OF (SAY 5 NUMBERS TRANSFORMERS) REPRESENT THE CONNECTED LOAD. WHICH i.e. MAX DEMAND KVA OR CONNECTED KVA ARE BETTER TO USE FOR CT CURRENT CALCULATION? PLEASE ANSWER.

0 Answers  

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what is meant by reactive power ,active power & real power ? thank you

2 Answers  

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if 300 hrs not comleted at wat interval b.c,d checks og take place

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which pole motor is best ?4 pole motor or 6 pole motor,why?

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differentiate between c curve and d curve MCBS?

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What is mean by nominal voltage,Explain?.How much nominal voltage?.

1 Answers  

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Difference between transmission line and cable?when ever a large water channel has to crossed it is easier to use cable then transmission line why?

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what is humming noise and wha is the reason to develop humming noise in a mv pannel ?

2 Answers   HPL,

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whta does the middle finger stands in flemings left hand rule

3 Answers  

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orifice sizing how done, checking & selection

0 Answers  

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