Power Systems Which of the following statement is/are true regarding infinite line? It maintains the constant voltage It has infinite length both 2 and 3 It has infinite voltage It maintains the constant voltage It has infinite length both 2 and 3 It has infinite voltage ANSWER DOWNLOAD EXAMIANS APP
Power Systems Capacitance voltage transformer ( CVT ) is used to none of these. connect instruments on the LT side. improve the power factor of the transmission. reduce losses in a transmission line. none of these. connect instruments on the LT side. improve the power factor of the transmission. reduce losses in a transmission line. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The positive, negative and zero sequence impedances of a transmission line are 0.5,0.5 and 1.1 pu respectively. The self (Zs) and mutual (Zm) impedances of the line will be given by Zs = 0.5 pu, Zm =0.6 pu Zs = 0.2 pu, Zm =0.7 pu Zs = 0.6 pu, Zm =0.5 pu Zs = 0.7 pu, Zm =0.2 pu Zs = 0.5 pu, Zm =0.6 pu Zs = 0.2 pu, Zm =0.7 pu Zs = 0.6 pu, Zm =0.5 pu Zs = 0.7 pu, Zm =0.2 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true regarding HVDC? All of these Corona loss is very much reduced in the dc line There is no skin effect in dc line HVDC can utilize earth for its return path All of these Corona loss is very much reduced in the dc line There is no skin effect in dc line HVDC can utilize earth for its return path ANSWER DOWNLOAD EXAMIANS APP
Power Systems The ground capacitance existing between transmission line and ground is 4µF. Find the inductive reactance of the peterson coil for compensation of arcing grounds? 0.844 Ω 625.35 Ω 855.26 Ω 265.25 Ω 0.844 Ω 625.35 Ω 855.26 Ω 265.25 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems Length of short transmission line is up to 80 km any of the above 150 km 40 km 80 km any of the above 150 km 40 km ANSWER DOWNLOAD EXAMIANS APP
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