What is harmonics. How does it get generated and means to arrest harmonics

8 Answers   Airtel,

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what is LUX?

4 Answers   NTPC,

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how moving coil indicator works?

1 Answers  

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In an LT pole, the line voltage is 415V. How is it converted to 230V into the house via the service cable?

10 Answers  

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I don't understand why when we connect high voltage source in DC to electronic motor , we must add capacitor and resistor in parallel ? (I know that we use capacitor because we want to absorb the current that in the first second electronic motor in opposed with current course produce. ) what are the feature of Resistor and in such situation ?

0 Answers  

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working principle of UPS

15 Answers   Mantri,

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KVA transformer of different frequencies of 50hz,100hz,500hz&1000hz. which one of these transformer has big size? Give reason

4 Answers   Suzlon,

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what is the per unit cost of generation of electricity at thermal,hydro,desael,solar,gas power plant

1 Answers  

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How is the percentage impedence of a transformer fixed at design stage???

0 Answers  

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Does the electricity supply authority send its customers power (kW) or voltape (V)? Asked by Ivan Muliro

2 Answers  

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what is meant by servo motor ? how its operating either AC or DC?

0 Answers  

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Unit of Magnetic Flux Density a) Tesla b) weber c) Hendry d) Farad

3 Answers   Ecil,

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