what is the working principle of smoke detector in fire alarm system

2 Answers   Vijaya Bank,

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what are the tests comes under the type test, what tests comes under routine tests.

0 Answers  

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How to Calculate IKW(input kilowatt)of a Chiller plant

2 Answers   Voltas,

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what is dyn 11

3 Answers  

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Why does inductive loads consume KVARs?

0 Answers  

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Difference between copper earthing & aluminium earthing?

2 Answers  

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For a three phase induction motor, what will be the effect on motor if the neutral of the system is shifted to say 20 deg.?

0 Answers  

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What is double delta conection in AC Motor? And can we done the double RPM of the motor by double delta conection?

1 Answers   vguard,

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what difference between tapping -15% to +5 % and -5% to +15% tap. & how can define HV turns on maximun & minimum tap of power transformer.

2 Answers  

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what different in delta & star connection in motor?explain

5 Answers   Bhushan Power Steel, Hyundai, KPCL, L&T,

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How do we calculate the out Put voltage of generator, after excitation being given?

2 Answers  

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why the supply frequency in india is 50hz?

2 Answers  

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