Answer / [pp

to reverse the current through the rotating coilseach half
turn or to step up the voltage frm the electrical sourceor
to convert the motor into an

Answer / saravanan

in dc motor commutator converted AC to DC
it is also used to collect the current from the winding

when the control mechanism is present for an ammeter(1-10A) and 1A current is apllied what will be the reading of the meter?

2 Answers   GATE,

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calculation of knee point voltage of current transformer?

2 Answers   TATA,

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What is the importance of creepage distance in disc insulator ?

1 Answers  

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how does a submersible pump work..?

0 Answers  

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what is the rating of Insulation tester for measure 15 KW, 3 phase 415V 50 HZ induction motor?

2 Answers   ABB,

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How voltage step down is done?

3 Answers   IOCL,

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how to calculate units consumption for a 12 hp motor /hr.

0 Answers  

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Pleasd Tell Me..... In Generating Stations Why The Generation Of ELECTRICITY Is In 3 Phase Form?? OR In Generating Station Why We Generates The ELECTRICITY In The 3 Phase?? Why Not In The 4 Phase, 5 Phase Or 6 Phase Form??

3 Answers  

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How to calculate per unit impedance of transformer?

0 Answers  

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What is broken wire condition in transmission line?

2 Answers   TATA,

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Why nutral wir used thinner than phase wire

3 Answers  

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how we can calculate chiller required ampear?

0 Answers  

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