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? LLG. LLLG. LL. LG. LLG. LLLG. LL. LG. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A cable has inductance of 0.22 mH per km and capacitance of 0.202 µF per km. The surge impedance of the cable is 33 Ω 28 Ω 52 Ω 40 Ω 33 Ω 28 Ω 52 Ω 40 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems The pickup value of relay is 6.5 Amp and fault current in relay coil is 39 Amp. Its plug setting multiplier is 10 A. 6 A. 8 A. 7 A. 10 A. 6 A. 8 A. 7 A. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For harnessing low variable water heads, the suitable hydraulic turbine with reaction and adjustable vanes is Francis. Impeller. Pelton. Kaplan. Francis. Impeller. Pelton. Kaplan. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A guard ring is used in string type insulator having 3 units to improve string efficiency. Find the capacitance of metal link 2 if pin to earth capacitance of each unit is 1 F? 0.5 F 4 F 1 F 2 F 0.5 F 4 F 1 F 2 F ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is not a secondary nuclear fuel U233. None of above. U235. Pu239. U233. None of above. U235. Pu239. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS