dg started in plc mode and load taken later one battery terminal connection will be disconnected by loose connection what will happen for dg and shall we connect battery terminals while dg in load time?

0 Answers  

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What is dc current source?

0 Answers  

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I am about to write exam in RRB bangalore for the post of section engineer.please provide me with previous exam questions

0 Answers   Wipro,

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how can calculate static 3phase 4wire CT & PT operated energy meter constant when calibrating using refference meter suppose we have 11kv/110v PT and 30/5A CT, the meter constant is 160imp/kwh, where meter is showing MW energy? give me solution which constant i feed in my refference meter for calibration of energy meter?

3 Answers  

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what is d meaning of inrush current of a trafo ? how u can calculate this ?

1 Answers   Jindal,

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testing ZNYn11(d) vector group transformer

1 Answers  

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State norton’s theorem?

0 Answers  

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One VFD is possible to connect two motors at the same time?

2 Answers  

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why power factor laggs and leads in case of inductance and capacitance??

1 Answers  

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Which starter can be used for 3 phase verriable speed (2 stator wdg) induction motor ?

2 Answers  

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if we want ot select cable size with reference to load current it take than what is the formula and it is same for aluminium or copper?

3 Answers  

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We know flow of electron is current . But why electron flow from negative to positive and current from positive to negative?

4 Answers   Power Grid,

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