Answer / parameswar

A motor is driving something, like a pump, compressor, fan,
winch, etc. In the United States, it is common to use
horsepower as a reference unit for the amount of power
necessary to drive the device....

Answer / k.prakashchandra

Its output is mechanical, not electrical

Answer / k.prakashchandra

The output power is mechanical and not electrical.

why do transformer humm ??????????

2 Answers  

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Why neutral has to switch on-off with phase in TN IT TT systems i.e neutral should be taken as fourth pole

1 Answers  

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Do u know any one? how to find out in motor rated amps? formula?

0 Answers   Banking, ET,

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What is SFU ?

4 Answers  

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how and why are capacitors are used to improve powerfactor?

4 Answers  

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Explain Even and Odd signals?

0 Answers   UOG,

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why humming sound occured in h HT transmission line

3 Answers  

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What are the three major categories of error?

0 Answers  

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Please help me regarding my one concern. - During earth pit testing we noticed that the Clean earth pit and dirty earth pit showing continuity (Resistance value - 5ohm) . I want to know that if both earth pit have separate location and there is not internal looping between PIT then why such continuity is showing on it . Because of this issue the field side all earthing point showing short. In PLC panel we are providing two types of earthing cable which is coming from separate earth pit (Clean and Dirty earth pit) because of earth PIT showing short our PLC is not complying spec . please help regarding this issues.

0 Answers  

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why Copper loss is represented as I square R ?

5 Answers   L&T,

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what is the advantage of DC Motor over AC motor & Where its applicable ?

4 Answers   Torrent Power,

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Is itnecessary to use capacitor in an Fluorescent Tube Light Fixtures? Why? What if not capacitors are not included?

2 Answers  

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