Answer Posted / simon

Fq=No.poles*No.of turns/120

How do you calculate the actual power consumption of an inductive load appliance. Say, a deep freezer of 200watts

1647

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in control panel, how can i measuring the distance between one bus bar to another bus bar. then now only for bus bar. in mpcb and contactor also. that means one mpcb to another mpcb how much distance? how can i calculate that.

1832

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

1479

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does the Trivector Meter of three phase automatically takes care of the low power factor and gives the reading accordigly or it does not take care of the Power factor while giving the readings please explain

1392

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What are the advantages and disadvantages of closed-loop control system?

695

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what is induction furnance? how many phase supply given io its coil for 15 or 20 ton furnance?

2625

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How to check the Bushings of the transformer?

1255

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if the load is 80 amp for main fuse and 100 amp for breaker so how can we calculate the cable size (cooper ) .

1660

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what is frequency response?

635

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what is the necessary of using inductance property in transmission lines even through resistance is used to opposes the high current flows in that?????

1422

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Why the earth to phase voltage is high 250 compare to other two phases

1048

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why occ characteristics curve in not tracing back when we are bringing back the rhoestat?

1424

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What is the operating principle of turbo-generator.

1743

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The magnitude of sum of two sinusoidal av voltage is equal to 230 volt.the magnitude of each individual voltage is also equal to 230 volt.what must be the phase difference between voltages?

1157

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i have some screw comprressor with 630kw power,i have established them with simple star to delta circuit,by the way there is so much inertia when the screw comprressors start, can you offer me contactors power with 400vac or any cataluge to choose the contactors

1397

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