Answer / ashok

An electronins ckt which controls the speed of AC/DC motors

Answer / vinay

drive mean a mechanical device to do the specific task
drives are ac drives and cd drives the drive workds on ac is called ac drive in dc called dc drive.

Answer / abhishek goyal

Circuit made of electrical (choke,power cable)and electronic
(SCR,IGBT)to control the speed of AC/DC MOTOR. it can be
control voltage, current, frequency etc.

A system absorbs 100 k J of heat and the increase in its internal energy is 100 kJ; the work done is

0 Answers   Caterpillar,

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sir,i am swati. i am goin to gv jspl exam on 21st nov'10. iwant previous year question paper. plz help me out. my emailid is swatisinha.dav@gmail.com

1 Answers  

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Why not connect relay Y phase for over current and earth fault

1 Answers   HB,

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Do closed loops systems require manual input?

0 Answers   Ericsson,

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What is it mean Transformer 100/133MVA Power Transformer, significance of 100/133 MVA and 230/115KV please

3 Answers  

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I NEED RRB APTITUDE QUESTIONS AND MODEL PAPER,PLEASE SEND MY E-MAIL joo28_eee@yahoo.co.in

0 Answers  

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When oil level in the oltc of power transformer reduces , oil surge relay will act or not

4 Answers  

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what are the main applications of transistor in non-linear region?

0 Answers  

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Starting current of a 10 HP induction Motor is ______ time’s full load current.

0 Answers  

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what is means of ALF,kPV(min),lexc(max)at Vk,Rct@75 degree centrigate ohm in current transformer name plate?

2 Answers  

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What is ST and specify its range of voltage.

0 Answers  

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WHAT IS LINIER MOTOR?

4 Answers   BSNL, wbsedcl,

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