in dc suppy frequency is zero why? if dc frequency is zero how to exist dc transients and ac transients

0 Answers   Siemens,

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how to determine motor size for a fan application?

0 Answers   EDC,

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where does core based current transformer is used? and what is the value of lux in a work station?

1 Answers   Space Matrix,

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what are all types of cross section in AC cables?

0 Answers  

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How do you select a cable size(cu and Al) for a particular load

6 Answers   Pepsi,

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What is excitation in case of dc motor?

0 Answers  

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As Electricity Generates in MW I w'd like to know What are the factors we have to consider regarding the transmission of electricity from generation station to Public uses(230 V)

1 Answers  

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why we r used APFC Panel in industrial area.when P.F. low then wat will be the effect in our system?

10 Answers   ABB, Georgio Rocks, Piramal Healthcare, Zenith Engineering Corporation,

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what is the difference between main meter CT and check meter CT?and what is the difference between main meter PT and check meter PT?

2 Answers   Tesco,

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150 hp moter how many kwh in 1 hour and what forfula 3 phase kwh.

5 Answers   College School Exams Tests, CPCL, Syncom, Thermax,

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what is eee?

8 Answers   TATA,

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why rating in KVA and KVAR?

4 Answers  

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