In a poly phase circuit if clamp on meter shows same load on three phases and their sum on neutral then why we use three and a half core cable or maximum the same size of core as that of phase?

1 Answers  

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What is the difference between voltage transformer and potential transformer?

38 Answers   ABB, ETA, Maritime Academy, MSEB, Reliance Jio, Voltas, Wipro,

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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 speed of light?

8 Answers  

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Where we give genset o/p in home & industrial applications ?

1 Answers  

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how to calculate voltage drop in long distance cable? for an e.g lamp of 12 volt ac ,300watt is 90 meter away from supply i.e (x'mer 230 v / 12v)and i m getting 8 volts at lamp terminal ....

1 Answers  

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plz tell me,ht and lt panel terminals in substations explain beiefly

0 Answers   APCPDCL,

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salam&hi, i need to know about how can i calculate an enough current for the new building before i submit it to the suppliers

0 Answers  

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how we can improove power factor?????????

8 Answers   TATA,

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How DC earth leakage currents can be reduced ?

0 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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what is the purpose of fuse?

7 Answers  

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