Answer / dinesh kumar

SCR circuit -In order to overcome surge voltage the
snubber circuit (capacitor & Resistor/Inductor )are used.

Answer / engbri

Self coimmutation is where a Thyristor switches of by its
own means, the snubber circuit is indeed there to overcome
surge voltage.

Answer / p.t. ramakrishna

Self coimmutation is where a Thyristor switches off by
applied voltage this is due to the revers voltage this will
happens only for ac applied voltage

What is Scheme Test of High Voltage Switchgear. Which tests it includes.

0 Answers   Siemens,

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In which type of circuit short circuit is dangerous in parallel or series and why?

6 Answers  

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As we know diode work on both negative and positive but converting ac into DC we have to given a/c from negative of diode or positive side.please give me answer.

0 Answers   cpgn,

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in thermal overload relay class 10A indicate what

6 Answers   Reliance,

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define frequency ?

14 Answers   KPTCL,

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What will happened, if field voltage change with 220 voltage to 110 voltage for a dc shunt motor?

1 Answers  

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Why delta connected motors are used normally.

4 Answers  

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How to calculate the rating of ELCB OR RCCB for an equipment?

2 Answers  

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If we feed 230V ac supply to a full wave rectifare, what & how much will be the out put voltage?

3 Answers  

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What are the three constants associated with a steady state error?

0 Answers  

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can we use 220 volt 15 w a.c. lamp on 220 volt d.c.

11 Answers   Philips,

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sir& friends i want the collection of recent quetions asked in interview of top most companies please send me on my email san.jsr@hotmail.com

0 Answers  

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