what are the applications of TIG welding

0 Answers  

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how to claculate earth strip size for 1500kVA transformer for neutral and body

4 Answers  

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what is the difference between isolator and circuit breaker

3 Answers  

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I want to know if it is possible to use Variable Frequency Drive to reduce the current required for starting a motor?

3 Answers   Descon,

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Define ohm’s law for a.c (alternating current)?

0 Answers  

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Is it possible to control the power in transmission lines by remote controlling method?? if yes explain in details???

1 Answers  

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In alternator generally we give DC voltage to field of alternator but field (excitor)produce Ac & converts into DC by rotating rectifier(RR ) then fed to rotor .my question is why we cannot give dc voltage directly to rotor instead of Excitor & RR ?

1 Answers  

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what is the principle of operation of domestic fan?? what is the role of capacitor in it??

5 Answers  

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usually why bettery voltage are 1.5V, even if you open a 9V battery there are six 1.5V batteries in series. is it not possible to increase this voltage other than putting in series

1 Answers  

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what is subtransient , transient and steady stateac components

0 Answers  

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why neutral can not used in three phase motor connection?

1 Answers   HSL,

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What are locations arc protection relay is fixed.

0 Answers   KSEB, L&T, Siemens,

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