Answer / tameshwar singh

ZERO

Answer / naveen singhal

1 ohm

Answer / john

It should be zero

How to select a cable size according to load

1 Answers   Red Bull,

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WHY IL=IPH IN STAR AND WHY IPH=IL/1.732 IN DELTA? WHAT IS REASON BEHIND IT?

0 Answers   Siemens,

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How to design a Unit auxiliary transformer for a power house having a unit of 65 MW and Generating voltage of 11 KV and Secondary voltage of 433V

0 Answers  

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In a HT switchboard where Nos. of Transformers are connected, how to decide Incoming cable size? Whether Cable should be rated for connected load or maximum demand?

1 Answers   Power Grid,

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we have consol make 3 phase servo stabilizer for cnc m/c. while installing the earth neutral voltage is 1.7 volts at stbilizer off condition and when stabilizer get on en voltage reaches 4.8 volts (new earthing is done and neutral is helthy condition all phase to neutral volts 440,442,441 v)why this happen.solution for cause.

3 Answers  

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what is an unbalance in acircuit? in a three phase 3wire circuit how an unbalance will come? in a three phase four wire system how an un balance is coming?

0 Answers  

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What is the different between feeder & bus?

3 Answers   IOCL,

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draw single line diagram of UPS

1 Answers   Adani Ports, Equate, IBM, SAP Labs, Socomec, TATA,

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Draw transformer phasor diagram.(full load,no load)

0 Answers   PowerTech, Trine,

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If the t/f capacity is 500KvA then what is Amps ratting of the main breaker.

5 Answers  

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when will cause the negative sequence falut in electrical system?

2 Answers   Schneider,

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What is the difference between DOL starter and star delta starter

0 Answers  

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