Answer / mehran

flow of the electrons is called current.
transfromer is not change frequency .but voltage step up.and down voltage.

what happens when ac supply is given to the dc motor and dc supply is given to the ac motor?

1 Answers   GATE,

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What is the difference between relays and contactor construction wise?

0 Answers  

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lightning current is ac or dc..?????

7 Answers  

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wat is the criteria we use the diff. relay ?

2 Answers  

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why PD testing for power cables

1 Answers   Bhushan Power Steel, CSE, Datre Corporation,

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what will happen power cables laid without gap in underground

1 Answers  

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what is the diffrence between preventive maintinance corrective maintinance?

7 Answers   Siemens,

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How can I calculate the require lumen of a room. If I use Tube Light (40 W), Or 100 W incandescent lamp. Please give detail answer.

1 Answers  

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why we cannot apply ohms law to transformer?

3 Answers  

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Pls tell me what is the exact current conducting capacity of copper and aluminium cables?how much capacity of cables need to 90kw induction motor&how?

1 Answers  

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what is the importance of Partial Dischage test for Electrical Equipments

0 Answers  

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what is cutoff voltage?

3 Answers  

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