Answer Posted / pawan

by transmitting power at relatively low voltages

why we have and use 3 phase not 2 or 4 or other in power system?

2113

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Starting times for soft starter & power factor is thier any standard or datas available in manufactures list. Kindly suggest.

1924

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What is the basic principle of operation of alternators/dc generators?

1103

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what will be the min and max voltage flow from neutral to earth?

1521

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What is the function of a neutral reactor.

1862

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What is critical disruptive voltage?

1314

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Explain the operation principle, advantages and disadvantages of the following converters: a) A 12 pulse converter b) A Switch-mode inverter c) A thyristor inverter

2044

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how to changeover ups in this power failur time?

1997

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why the field winding in dc motor is not short circuited eventhough dc supply is applied across the winding

1838

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What is the effect on in Zone and out zone fault if Phase side CT is Vk/2<30 mA and Neutral side is CT is Vk/4<30 mA for Transformer REF protection

3811

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Dear all, I'm manikandan I have done by DIPLOMA EEE from 2011 , I have 5 years of experience from Power plant instrumentation field , which one field is give long life & which one field is best ,I confused a lot and also I'm studying AMIE, can I choose which department from Section B examination? pls tell me

1657

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what is excitation/

2202

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kVA rating of ordinary transformer is increased when connected as an auto transformer because A transformation ratio increased B secondary voltage increased C energy is transferred both inductively and conductively D secondary current increased

2653

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How Can I calculate for the photometrics requirements for a street lighting? Data given are: 45 units of 6 meter light pole with 150 watts metal halide lamp, 220 volts and installed in a promenade area.

2086

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How two nos. 130 kw D.C motor get synchronise using D.C drive.

2120

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