Answer Posted / jitendra chauhan

p=1.732vicos8

why -48 volts dc used in telecommucation

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iam preparing for rrb section engineer post in electrical branch.suggest the right textbook for my reference.fromwhere i will get the previous q.papers?

2280

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why do we use 25kv supply for traction purpose?

1923

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What is expention fastener (Fan)

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what is spadar bar .why I use in DC generator.

1927

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what is lumped and distributed elements?

1958

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what is the meaning of WYE and DELTA in Electric meter?

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we have one oven for 12 zone we are installed ir lamp in oven we control load from thyrister and 0 to 5vdc so our zone no 8 getting bright in fraction of second so what we do.. Please answer

1739

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What is Phase to Phase clearance for 800V System Operating Voltage as per IEC61439

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How is efficiency of DG set calculated? At many places I found the efficiency to be mentioned in percentage. But at some other places I found kWH/ litres. I want to know how dimensionless percentage value is arrived at?

1917

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what is the main function of capacitors in mccs.

1742

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what is solkor relay and which condition it will act?

3359

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how to design step down 12 V, 1mA small transformer from 220 V AC? Because according to VI relation and power transfer it results bulky...

2090

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If a air condition consume 2.50 to 3.00 amp then how much it will consume in watts if it is running 10 hours out of 24 hours????

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Electrical 'C' license full abbreviation , and full form

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