what is preventive maintenance? and what is predictive maintenance? and what diffrence both?

3 Answers   Volkswagen,

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how to reduce humming noise in transformer?

3 Answers  

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why we are using KVA rating for transformer,not KWh rating?

5 Answers   NTS,

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How can we increase the capacity of Energy.?

0 Answers  

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At a family reunion were the following people: one grandfather, one grandmother, two fathers, two mothers, four children, three grandchildren, one brother, two sisters, two sons, two daughters, one father-in-law, one mother-in-law, and one daughter-in-law. But not as many people attended as it sounds. How many were there ?

6 Answers   CTS,

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Q2). When 3 dice are simultaneously thrown, which of the following would be obtained? (a) Result 1: “A 5, a 3 and a 6” (b) Result 2:” A 5 three times” (c) Result 3:”A 5 twice and a 3” (d) All three results are equally likely. (Musigma Question)

2 Answers   Mu Sigma,

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Why is a synchronous motor always star connected??

0 Answers   Bhushan Power Steel,

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we can stepdown the voltage from 230/12v ,and we use the voltage for various electronics components why can't we step up the voltage from 12/230v if we can shall we use the voltage for domestic single phase supply

5 Answers   Areva,

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Explain the propagation of harmonics in the network and influence of phase angle of harmonics.

0 Answers  

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how do you measure earth leakages in 3phase wires?

2 Answers  

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how to compute kvar in substation feeder to improve power factor and sending voltage

0 Answers  

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how to select the power contactor in Diffrent AC motors.

6 Answers   Titan,

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