Power Systems The per unit impedance Z(pu) is given by ZΩ* (MVA)b*100/(KV)²b ZΩ* (kVA)b/(KV)²b ZΩ* (MVA)b/(KV)²b ZΩ* (MVA)b/((KV)²b *100) ZΩ* (MVA)b*100/(KV)²b ZΩ* (kVA)b/(KV)²b ZΩ* (MVA)b/(KV)²b ZΩ* (MVA)b/((KV)²b *100) ANSWER DOWNLOAD EXAMIANS APP
Power Systems Units of incremental cost is MWhr/Rs RsMW/hr Rs/MWhr Rs/hr MWhr/Rs RsMW/hr Rs/MWhr Rs/hr ANSWER DOWNLOAD EXAMIANS APP
Power Systems A string insulator has 4 units. The voltage across bottom most unit is 10 kV and its efficiency is 90%. Find the total operating phase voltage? 36 kV 40 kV 45 kV 32 kV 36 kV 40 kV 45 kV 32 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a surge impedance of 400 Ω for a length of the line of 200 km. If the length of line is increased to 400 km, then its surge impedance is 200 Ω 800 Ω 400 Ω 0 Ω 200 Ω 800 Ω 400 Ω 0 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems More efficient plants are used as base load plant both 1 and 2 None of these peak load plant base load plant both 1 and 2 None of these peak load plant ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statement is/are true regarding infinite line? both 2 and 3 It has infinite length It has infinite voltage It maintains the constant voltage both 2 and 3 It has infinite length It has infinite voltage It maintains the constant voltage ANSWER DOWNLOAD EXAMIANS APP
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