Power Systems Which of the following is/are the advantages of synchronous phase modifier over the shunt compensation? both 1 and 2 smooth voltage regulation is possible by controlling excitation initial cost is low single unit can be used as both capacitance and inductor by adjusting the excitation both 1 and 2 smooth voltage regulation is possible by controlling excitation initial cost is low single unit can be used as both capacitance and inductor by adjusting the excitation ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following decides the insulation level of 400 kV, EHV line? skin effect lighting voltage radio interference switching over voltage skin effect lighting voltage radio interference switching over voltage ANSWER DOWNLOAD EXAMIANS APP
Power Systems When reactance grounding is used in network, the voltage between neutral and ground is both 1 and 3 IR0 × Xn IN × Xn 3×IR0 × Xn both 1 and 3 IR0 × Xn IN × Xn 3×IR0 × Xn ANSWER DOWNLOAD EXAMIANS APP
Power Systems For a 500 Hz frequency excitation, a 100 km long power line will be modelled as medium transmission line shunt capacitor any of the above long transmission line medium transmission line shunt capacitor any of the above long transmission line ANSWER DOWNLOAD EXAMIANS APP
Power Systems Lightning arresters are used for protection of equipment from short circuits protection of equipment from external lightning protection of equipment from open circuits All of these protection of equipment from short circuits protection of equipment from external lightning protection of equipment from open circuits All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Binary vapor cycle are used for improving the plant efficiency. improving the condenser performance. increasing the turbine efficiency. All of these improving the plant efficiency. improving the condenser performance. increasing the turbine efficiency. All of these ANSWER DOWNLOAD EXAMIANS APP
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