how to calculate lux level in out door (yard lighting) please expalin with a example

1 Answers   IVRCL,

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Upto what extend the powerfactor of a supply system can be improved to be cost effective?

1 Answers  

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What are the main advantages of bode plot?

0 Answers  

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how the high voltages are produced?and what it causes?

4 Answers  

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List examples of current sources?

0 Answers  

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What is corona ? Mention its positve effects .

1 Answers  

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why induction motor speed is decress with increase in load? how synchronous motor speed is constant?

1 Answers  

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A long transmission line is limited by - a)thermal limited b)voltage limited c)stability limited d) L,C limited please explain with proper reason.

1 Answers  

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why we use delta connection in transformer

2 Answers   UPPCL,

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what objective books are good for preparing for PSU's?

3 Answers   NTPC,

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What is the importance of quality factor in resonance?

3 Answers  

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What is dynamo?How it works and what is the function of dynamo in a DG.

0 Answers  

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