Answer Posted / amit

0.707r.m.s value.637 average value -1.11

Why the power factor improvement is so important in industrial loads

1962

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Is phenomenon of resonance is harmfull fr the machine? if not or if yes please explain it?

1864

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How to arrange a hous hold earthing system to keep minimum earth resistance( below 7ohms).

1893

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hi frnds what is meant by harmonics & what is meant by third hormonics,where its will occur ?thank u

1960

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Do closed loop systems require manual input?

1096

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which capacity of RCCB used for five thousand watt electricity load?

1808

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A powerplant has 8 gensets operating in grid parallel mode. In one genset sometimes there is pf variation and kvar variation. The plant operates in pf mode. When this variation is observed the load is stable, voltage is also stable, freq and genset speed is also stable. How will you check the functioning of pf card. What shall be the ideal output vdc of the pfc, from there it is input to AVR?

2268

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where lt & ht capacitor used

2163

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if field breaker of generator is closed prior to its rated speed on a power generating unit. what will be the effect on generator, unit transformer and starting transformer.

1692

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How capacitor improves pf

1649

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HOW TO CALCULATE THE HEAT AND LOAD OF LT-SUBSTATION WHICH CONTAINS 2*1MVA TRANSFORMERS,LT SWITCH BOARD,MLDB,ACB,BUSBAR,ETC...?

3898

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How to Calculate The sag of OPGW in Transmission Line???

3067

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features of hbc fuses

2350

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if a 3phase 100kva distribution transformer , 400 v,50 hz, 4-wire system is loaded at 160 k.w mostly 1-phase Lighting & Airconditioning split a.c load what will be the net effect on the power system in terms of voltage, powerfactor, current , efficiency of xformer

1842

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What will be electrical cost per sqft for IT building (basebuild and fitout)and for residential township?

1892

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