Answer Posted / sobhithpp

In order to reduce interference between power and other communication signal cable.

Why do power lines not short out when they fall into water?

2046

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why asa method ZPF method is more accurate than ASA method?

5857

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how can we save enegry by using VFD for Resiprocating Air compressor which is having more unloading running hours

2344

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How to findout raw or ups power? its not indicated in socket,

2088

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We are planning to synchronized DG's with our captive plant in the event of black start of plant, but before sync we checked voltage of DG with our plant voltage and it varies from 5 V to 450 V. So in this condition how we can sync DG with plant ?

1709

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How do we arrive at selecting reactive capacitance value as 30% of h.p rating of motor?

1896

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why there using acb enclosure in big buildings

2152

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1.why are not using acb 33kv ht side? is there any problem 2.what is difference between acb,vcb,sf6 breackers? 3.what is the function of invertor and convertor in ups?

2215

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What are two contours of nichols chart?

1141

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How to synchoronize the generator (with gcb,GT) to grid????? ????? from Grid iam getting power (rated 400kv/20kv) through GT and its goes to UAT.,,ST.,, now my generator(rated 20kv ) ready.,, now iam closing my GCB.,, in GT iam suddenly giving 20kv on that Gt.,, what will happend

2119

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Is it true that in the 3 phase transformer, the limbs of the core are at 45 dgrees to each other. if true, why?

2124

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if we look on phasor of the transformer vaoltage is 180 oppsite at primary and the secondary so to improve a power factor is secondary should kept negative to improve it primary side means is -.90 became +.90 at other side

1915

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I am about to write exam in RRB bangalore for the post of section engineer.please provide me with previous exam questions

2200

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How LT megger works ?

2174

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What are the different types of controllers?

1123

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