what is the difference between arc and spark

2 Answers  

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if we look on phasor of the transformer vaoltage is 180 oppsite at primary and the secondary so to improve a power factor is secondary should kept negative to improve it primary side means is -.90 became +.90 at other side

0 Answers  

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Can Superposition theorem be applied to AC Circuits?Can Thevenin's Theorem be applied to AC Circuit too?

6 Answers   HCL, NPCIL, Shivam, Vast,

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What is balance beam relay ?

2 Answers   Roman,

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WHY AIR COMPRESOR IS STARTED UNLOADED

3 Answers  

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In a company the lines carrying 33KV but the load is below 10000Volts so we know that <11KV we can put 11KV lines but the lines are 33KV,..so how we can step down the voltage to 11KV with out erecting a substation

1 Answers  

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Does voltage and current can be seperated?

2 Answers  

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Why a transformer is known as a static device?

7 Answers  

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I have AC automatic voltage regulator 15KVA What output currant?

3 Answers   Siemens,

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Why is tan-delta test and capacitor measurement done on alternator?

0 Answers   TD Power Systems,

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why DC current not used in Transformer action?

17 Answers   Engineers India Limited,

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how calculate cable size in squre mm, when the load is given by in kw? do u have current rating chart of elctrical cables?

4 Answers  

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