How Humming noise generated in starter motor which was used the start the engine in a vehicle/car/Truck?.Moreover Starter motor was operated in DC power supply. Can you guys clarify ?

2 Answers  

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Capacitor panel CT is normally fixed on Y phase of the main panel.why???

3 Answers  

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A single line diagram(SLD) and a purchase order of a 11/66kV switchyard of a power plant was given. In the SLD, only one lightning arrestor(LA) was shown, but the purchase order had need of 3 LAs. Is this correct, if yes, why?

2 Answers  

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How does the phase sequence controller works, how it identifies the phases? confirm working principle

0 Answers  

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Which pump set is more suitable and economical for liftingwater from 300Mtr borewell? A. Compressor Pump B. Submersible Pump C. Jet Pumps D. 25HP Centrifugal Pump Q. from PSC Test 22-11-2008 Meter reader

8 Answers  

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what is the difference between single core,three core,three and half core and four core, and where it can be used ,

1 Answers  

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when turbine trips generator will becomes induction motor or synchronous motor?

4 Answers   JSW,

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what is necessity of using isolation transformer?

4 Answers   NTPC,

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what are the different types of transformers in present? which transformer is efficient?

1 Answers   TATA,

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Diffrectiate between earthing and neutral

6 Answers   TATA,

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ABOUT AC GENARETORS AND MAINTANANCE AND TYPES OF GENARETORS

1 Answers  

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For the same power rating,which motor is bigger in size,AC or DC?

9 Answers   Bhel,

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