Answer / guest

IGBT - insulated gate bipolar transistor

Answer / abdul

IGBT - Insulation gate bipolar transistor is a high speed
switching device used in dc applications.

TRIAC - Triode for alternating current is a device use to
switch AC devices like lamps, motors etc,by taking a small
amount of dc i/p through its gate terminal.

Answer / mailsamy

Switching time, construction wise

what is ph test in coolent cheking

2 Answers  

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What should be the length of transmission line so that we can see/obtain the full sine wave of voltage??

0 Answers   Siemens,

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1.difference between sts & ats? 2.what is fm200 system brefly explain?

1 Answers   Ericsson,

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what is form factor?

3 Answers  

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FOR ELECTRICAL TRANSMISSION TOWER WHAT SHOULD BE THE MINIMUM HEIGHT FROM THE GROUND? AND WHAT SHOULD BE THE DISTANCE BETWEEN THE TWO CONDUCTOR?

1 Answers  

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If a 3 phase transformer is a 500 kva using the formulae 500kva= 500000/433 x 1.732 = 666.71amps does this mean that each phase on the secondary side is 666.71

3 Answers   Saffron,

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How should i design a 1ph & 3 ph transformer. Kindly let meknow all steps and formulaes related to design from scratch.

0 Answers  

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What is the difference between electronic regulator and ordinary electrical rheostat regulator for fans?

0 Answers  

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If two hack saw blades, seperated by 1mm thick paper,are connected across 230volts, and immersed in water,then they start getting heat. This is fact,i dont know how they get heated.Blades are not directly connected together. Please if anybody knows the fact ,revert back to me

3 Answers  

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how to calculate fault level?

0 Answers   Mylan,

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we convert 66kv to 33 kv to 11kv to 440v. why can't we directly convert 33kv to 440 ?

9 Answers   EMC, Jakson, L&T,

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

0 Answers   TD Power Systems,

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