A car's starter motor draws a current of 100 A at 12,0 V when starting the engine. The mechanical power required to turn the engine is 960 W. At what rate is energy from the battery converted to non-mechanical forms of energy?

0 Answers   Siemens,

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what is reactive and active power?why we need power factor correction?

2 Answers  

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what is the function of commutator in dc motor?

10 Answers   CTS,

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why we not using 230kv directly why we are stepping down and then stepping up

2 Answers   Siemens,

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please tell 1 ton equal to how many kilo watt?? in some converter software's that is 3.5 kw. is it right?

8 Answers   Mitsubishi,

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why the indian frequency is 50 hz & U.S.Frequency of 60 hz

3 Answers  

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what is the chiller and working principal

0 Answers   Blue Star,

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how we identify between current transformer and potential transformer without having it name plate?

5 Answers   L&T, TATA,

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How can I calculate the require lumen of a room. If I use Tube Light (40 W), Or 100 W incandescent lamp. Please give detail answer.

1 Answers  

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what is the speed of mixie?

5 Answers   Keltron, TCS,

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If I want to lift the water at a height 50m from ground level through two inch(diameter) metal pipe then what is the capacity of motor pump is required? is it possible in single phase supply or not?

0 Answers  

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I have tow 200 KVA UPS, both are in parallel mode.My question is that, both are running on battery when power fail, if one of them fail (Eg rectifire fails or some other reason), at thet time reverse power will come to faild ups if it comes then it will harm to failed ups or not? if not then how it protects to faied ups????????????????

1 Answers  

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