Power Systems Operating time of pumped storage plant is can't say very high high low can't say very high high low ANSWER DOWNLOAD EXAMIANS APP
Power Systems The neutral of 10 MVA, 11 kV alternator is earthed through a resistance of 5 ohms. The fault ready is set to operate at 0.75 A. The current transformers have a ratio of 1000/5. What is the percentage of the alternator winding is protected? 88.2% 85% 11.8% 15% 88.2% 85% 11.8% 15% ANSWER DOWNLOAD EXAMIANS APP
Power Systems In hydro power stations what is an enlarged body of water just above the intake and used as a regulating reservoir called Fore bay. Penstock. Spillways. Reservoir. Fore bay. Penstock. Spillways. Reservoir. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 10 MVA generator has reactance of 0.2 pu. Find the new reactance value for 50 MVA base? 0.25 pu 5 pu 1 pu 0.2 pu 0.25 pu 5 pu 1 pu 0.2 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems The sequence components of the fault current are as follows : Ipositive = j1.5 pu, Inegative = − j0.5 pu, Izero = − j pu Which fault is this? LL. LLG. LLLG. LG. LL. LLG. LLLG. LG. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For load flow studies, What are the quantities specified at load bus are δ and Q P and V P and Q V and δ δ and Q P and V P and Q V and δ ANSWER DOWNLOAD EXAMIANS APP
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