GETCO Exam Paper (30-11-2008) Interconnected power systems operating with "tie line bias" will respond to tie line voltage changes only frequency changes only both frequency and tie line load changes tie line load changes only tie line voltage changes only frequency changes only both frequency and tie line load changes tie line load changes only ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) Highest voltage for transmitting electrical power in India is (in 2008) 765 kV 550 kV 700 kV 400 kV 765 kV 550 kV 700 kV 400 kV ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) The effect of wind pressure is more predominant on transmission lines insulator supporting towers neutral wires transmission lines insulator supporting towers neutral wires ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) The voltage regulation of a transformer at full load and 0.8 power factor lagging is 2.5%. The voltage regulation at full load, 0.8 power factor leading will be 0.01 -2.5% 2.5% zero 0.01 -2.5% 2.5% zero ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) When a star delta transformer bank of three single phase transformers is to be used for step down transformation with line voltages of 23000 V and 2300 V, the ratio of transformation will be 5.8:1 12.1:1 10.0:1 17.2:1 5.8:1 12.1:1 10.0:1 17.2:1 ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) If a combination of HRC fuse and a C.B. is employed, the C.B. operates for under all abnormal currents low over load currents this combination is never employed in practice short circuit currents under all abnormal currents low over load currents this combination is never employed in practice short circuit currents ANSWER DOWNLOAD EXAMIANS APP
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