Wednesday, October 7, 2015

AE sample questions NPDC of Telangana Limited

1.If the conductor diameter decreases, inductance of the line ?
2.A conductor carries ency current on the surface as compared to core . this is called as
3.A generation station has a maximum demand of 50 MW , a load factor of 60%, a plant capacity factor of 45% and if the plant while running as per schedule, were fully loaded, running energy produced will be ?
4.For a synchronous generator connected to an infinite bus through a transmission line, how are the change of voltage(Δv) and the change of frequency(Δf)related to the active power(p) and the reactive power (P) and the reactive power(Q)?


Answers : 
AE sample questions NPDC of Telangana Limited

1.increases
2.skin effect
3.103.2mw,51.61

4.ΔV is proportional to Q and Δf to P

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