Answer / virandra singh

Dog conductor

what is two point starter?

0 Answers   SGF,

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what is feed back and what are feed back amplifiers?

0 Answers  

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what is the importance of earthing system on the generators big capacity and small?

0 Answers  

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what is the difference between fault current ant short circuit current?

0 Answers   LG Soft,

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what is meant by transformer differential protection ?

3 Answers   BFL,

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what is the back ground of transformer working? applying voltage to primary and emf inducing in primary and secondary? how it is possible? please answer me with scientific approach?

5 Answers  

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where would be tap changer in transformer & why?

2 Answers   Kentz,

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what are the main parts of UPS what is the function of that?

23 Answers   Apollo, HCL, Liebert, Royal Furnishers, Tech Mahindra,

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How much current flow in no load condition of a motor?

8 Answers  

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if voltage in transmission line more than current will be more or less,if less what about the Ohm's law

2 Answers  

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why field winding in synchronous machine connecting in star position?

1 Answers   HCL,

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how one can know the charging time, discharging time of a 12 VDC battery ? If i have a battery of 12 VDC , 4.0 AH , how long will it take to charge from a charger (power supply) of input 220 V , Output 15 V and output current of 3000 mA and how long will it take to discharge whether using or not ? How much backup will it give ?

1 Answers   ONGC,

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