Answer Posted / kaustav

active sensor r those which does not require any power source
where as passive sensors are those which require power source

Can the output voltage of a rectifier be greater than the input AC voltage without the use of any voltage multiplier in the circuit??please provide the explanation too..

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what is model question rrb junior engineer electrical gr.II

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I am a possesor of c licence from 1993. I forgot to renew during the year 1998. During that time I was working at TNEB to till date. Is there any possibility to get renewed? or to apply for a new one?

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What is marx circuit?

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How to choose size of the cable w.r.to current carrying capacity ...

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how to electronic energy metter failed in electomagnectic fild passing in the metter and which thing to defect more on metter.

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WHAT IS THE SIGNIFICANCE OF VECTOR GROUPS IN TRANSFORMER? WHAT WILL BE EFFECT WHEN PHASE DISPLACEMENT CHANGES IN TRANSFORMER?WHAT IS THE NEED TO BE PHASE SHIFT CHANGE BETWEEN THE PRIMARY AND SECONDARY WINDING

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if flux and load static in dc motor and supply voltage increases 20% then what happened in speed

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how u select control transformer for a mccb panels or any panels?for expample we hav 440 volts maim supply and control volts is 230v?

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What is meant by celling voltage & current in excitor ?

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What is the different between conventional MCC and intelligent MCC? Common controller or controller for each bucket

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If more than rated DC voltage appears across trip coil of the breaker, what will happen? e.g. in 110V DC circuit system, if voltage across battery terminal showing 121 V

1199

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what is current check gurd relay?

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can u give me a brief idea about power line carrier communication ??

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i have seen one 8.4 MW synchronous motor in a plant located in bellary it is fixed with brushless rotary rectifier ,anybody can explain its start up principle

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