Answer / k.prakashchandra

Field breaker

Answer / pinky

plz clear ur answer....

What are the factors influence the choice of an electrc drive?

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why not starting switch first connect in direct on line starter?????

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why cant we use earth as neutral at home whereas neutral is actually grounded at transformer end?

4 Answers  

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can we use metering current transformer as protection current transformer if not why? & if yes why?

5 Answers   Wartsila,

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In constant power region of 3-phase IM torque-speed characteristics, if frequency increases flux A does not alter B decreases C increases D none of above

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what is the difference between an alternator and a synchronous motor

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where does the unbalanced current flow in the delta circuit

3 Answers  

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If you touch power transformer........ Then , in your body current will flow or not...?

7 Answers  

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7- What is the Dissipation Factor and the difference between it and Insulation Resistance Test? 8- What is the task (function) of DC and AC reactors in power plant? 9- What is the task (function) of (open delta with earthed) in some types in transformers? 10- What is the base of the selection of the vector group in transformers? 11- What is the zig-zag transformer and its function by drawing in large detail? 12- What is the polarity ? 13- Why we make short between phase(R) in high side and phase (r) in low side in vector group test? Where High Side ( R ,S and T ) and Low Side ( r ,s and t ). 14- What are the time on delay and time off delay? 15- What is the vector group? 15- What is the task (function) of different types of vector group such as Dyn11 , Dd0 , YNd1,……..,?

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Write the force balance equation of m ideal mass element.

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as per IE stranded what is max voltage between neutral to earth. 100 kva transformer neutral solid earth. min and max values i need to ans for RTI question

2 Answers  

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what is the potential difference between line and earth?

11 Answers  

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