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Answer Posted / siva
Restricted Earth fault relay
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What are the weight of 800KV DA,DB and DC type tower ?
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what is feed back and what are feed back amplifiers?
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is oil viscosity affect on motor current?
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Starting current of a 10 HP induction Motor is ______ time’s full load current.
Single line diagram for dbb (double bus bar)system.
When we connect the large capacitor bank in series ?
how you will decide the distance between the power transformer and its fencing
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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how to find out cable size if load is 2800 watts, 230 volts AC supply and load distance is 1800 meters
