Power Systems Positive, negative and zero sequence impedances of line are 2,2 and 5 pu respectively. Find self and mutual impedances respectively? 2 and 2 pu 1 and 3 pu 3 and 1 pu 2 and 5 pu 2 and 2 pu 1 and 3 pu 3 and 1 pu 2 and 5 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the percentage reactance of an element is 20 % and the full load current is 50 Amp, the short circuit current will be 200 Amp. 300 Amp. 250 Amp. 350 Amp. 200 Amp. 300 Amp. 250 Amp. 350 Amp. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Thermal shielding is provided to prevent the reactor wall from getting heated. absorb the fast neutron. protected the operating personal from exposure to radiations. All of these prevent the reactor wall from getting heated. absorb the fast neutron. protected the operating personal from exposure to radiations. All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Stock bridge dampers are used in case hill areas to over come the which problem? All of these unequal ice loading increase string efficiency increase power factor All of these unequal ice loading increase string efficiency increase power factor 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? LLG. LG. LL. LLLG. LLG. LG. LL. LLLG. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following transmission line is most practically used in load flow analysis? Nominal T Nominal ∏ either 1 or 2 nether 1 nor 2 Nominal T Nominal ∏ either 1 or 2 nether 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP
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