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1. what is the power factor of a purely inductive load? 2. Which type of transformer connection is preferred in case of power supply transformers? 3. In power transformer usually which winding is closer to the core? 4. what will happen to the generated emf if the no. of poles of an alternator is increased?
5 60821. what is the power factor of a purely inductive load? (i) Zero (ii) Lagging (iii)Leading (iv) Unity 2. which type of transformer connection is preferred in case of power supply transformer? (i) Star/Star (ii) Delta/Delta (iii) Star/Delta (iv) Zig Zag/Star
2 5359what is the power factor of an inductive load ? (i) Zero (ii) Lagging (iii) Leading (iv) Unity
5 8524Can we parallel lise the secondary side of the two similiar transformers with same voltage ration, imp, but with different vector groups.. ( for ex. 11 KV / 6.6KV two trfs but different vector groups can we parallelise both of them ,, what happens if we parallelise them
1 3771what are the usual topology of transformers at different substations in the power system and why that particular topology is choosen. what are the limitaions of that topology?
2123if a damaged 500kva transformer with %impedance 2.6 is replaced by two transformers of 250Kva with different % impedance will they be able to catter the load. what will be the ratio of load on the two transformers if the % impedance is in the ratio 1:2
2 4623Post New Electrical Engineering Questions
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I am apply the AAI. So i want electrical sample question paper in technical with answer my id is vijayjobsmart@gmail.com
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what is the principle of operation of CFL ??
