Power Systems Find the number of strands of ACSR conductor for 3 layer transmission line? 1 7 29 19 1 7 29 19 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The maximum efficiency of modern coal fired steam steam raising thermal power plants is restricted to about 0.35( a low value), mainly because of high energy loss in boilers high energy loss in condenser low steam turbine mechanical efficiency low alternator efficiency high energy loss in boilers high energy loss in condenser low steam turbine mechanical efficiency low alternator efficiency ANSWER DOWNLOAD EXAMIANS APP
Power Systems Inductance of transmission line will decrease when both GMD and GMR increase GMD increase and GMR decrease GMD decrease and GMR increase both GMD and GMR decrease both GMD and GMR increase GMD increase and GMR decrease GMD decrease and GMR increase both GMD and GMR decrease ANSWER DOWNLOAD EXAMIANS APP
Power Systems An ACSR conductor has a diameter of 2 cm has internal inductance of 0.05 mH/Km. If this ACSR is replaced with another having a diameter of 4 cm then its internal inductance is 0 mH/Km 0.1 mH/Km 0.05 mH/Km 0.025 mH/Km 0 mH/Km 0.1 mH/Km 0.05 mH/Km 0.025 mH/Km ANSWER DOWNLOAD EXAMIANS APP
Power Systems Two insulator discs of identical capacitance value C make up a string for a 22 kV, 50 Hz, single phase overhead line insulation system. If pin to earth capacitance is also C, then find the string efficiency? 50% 75% 90% 86%% 50% 75% 90% 86%% ANSWER DOWNLOAD EXAMIANS APP
Power Systems For 132 kV system, the reactance and capacitance up to the location of the CB is 3 Ω and 0.015 μF respectively. The maximum value of RRRV is 12.2 kV / μs. 10.01 kV / μs. 2.0 kV / μs. 9.01 kV / μs. 12.2 kV / μs. 10.01 kV / μs. 2.0 kV / μs. 9.01 kV / μs. ANSWER DOWNLOAD EXAMIANS APP
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