what is isochronous mod? what is voltage drop mode and p.f mode?

0 Answers   ABB,

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what is battery impedance testing and how we perform this test with four wires.

1 Answers   Etimaad, MRF,

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Why is starter necessary for a three-phase induction motor?

37 Answers   BMM, Essar, Hero MotoCorp, ITI, Maruti Suzuki, Supertech, Watt,

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What is the difference between the watt hour meter and Var hour meter in terms of internal connection and work theory . ie "When the meter records watt-hour an when the meter records var hours ??"

13 Answers  

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Does increase or decrease of reactive load affects the Voltage.

5 Answers   Nalco,

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What happens when ac supply is given as excitation voltage instead of dc supply

1 Answers  

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How to determine alternating current frequency?

0 Answers  

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What are stable systems?

0 Answers  

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how do i calculate voltage drop-if length is 1000 meter,amps is 160a

1 Answers  

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If 22 KV HT line, Current transformer is 25/5 then how to calculate multiplying factor.

0 Answers  

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What is the Total Power generation Capacity in India at present ??

20 Answers   Bhel, College School Exams Tests, IBM, NTPC,

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can induction motor run over the rated speed ?

12 Answers   ACC,

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