how to calculate lighting for a room

2 Answers   Coca Cola,

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what is the advantage of Cathodic eathing system and what is the basic principle and how itis working, please explain clearly .

2 Answers   Meinhardt,

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what shoud be strength and weakness to impress interviewer????????

0 Answers  

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Why the dc voltage drop during starting of emergency lube oil pump? The Voltage drop from 135kv to 125 kv for one min. before re-establish to 135kv?

0 Answers  

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What are operating procudures & Safety precautions to be observed while operating OLTC in manual mode ?

0 Answers   NTPC,

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what is the difference between high impedance and low impedance circuit?

2 Answers  

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What is difference between safe PLC and normal PLC

0 Answers  

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why we don't discuss power facter in dc?

5 Answers  

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what is the aircraft voltage and frequency standard ?

1 Answers   Jet Airways,

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can any one help me for my ups inter view , list out few basic technical ups question with answer.

1 Answers  

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how can calculate static 3phase 4wire CT & PT operated energy meter constant when calibrating using refference meter suppose we have 11kv/110v PT and 30/5A CT, the meter constant is 160imp/kwh, where meter is showing MW energy? give me solution which constant i feed in my refference meter for calibration of energy meter?

3 Answers  

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What happen if a 18 watt fluorescent tube is used on 36watt choke,which one damaged or not damaged, if damaged why that damaged?

2 Answers   Bharat ITI,

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