Why is ignitor used in sodium vapour lamp

1 Answers  

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why the three phase transformer's star point does not sparks or seperated? while we often see that two phases touches each other it sparks and ocationaly conductor breakes out.

4 Answers  

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I If i have 2kv ups in which 38Amp *8battries hou many hour's back up i get from 600Watts

2 Answers  

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why we are used armed coble for wiring of 3phase motor?

3 Answers   AluChem,

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what is the term of desruptive voltage

5 Answers   Bhel, Energy Infratech,

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What is the method of Tan delta test for power Transformes and why it is required.

1 Answers  

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WHATIS TIME CONSTANT? WHATIS ITS SIGNIFICANCE? ILLUSTRATE THROUGH EXAMLES.

0 Answers  

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why most of the induction motors are delta connected?

7 Answers  

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Why insulation level follows this order? transformer < bus bar < circuit breaker & Isolator < transmission line.

0 Answers  

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What is the minimum value of hfe for the oscillations in transistorized rc phase shift oscillator?

0 Answers  

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How can we increase the capacity of Energy.?

0 Answers  

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In the diesel generator if there is an AVR (auto voltage regulator) gone faulty, in this condition is there any way to generate the voltage from the alternator? I need a brief explanation can you please help somebody

1 Answers   Vodafone,

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