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 10.0:1 17.2:1 12.1:1 5.8:1 10.0:1 17.2:1 12.1:1 ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) The recovery voltage will be maximum for p.f. of 0.707 unity zero 0.5 0.707 unity zero 0.5 ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) An AC transmission line requires a VAR input: to increase power transmission to improve the regulation to reduce losses to improve stability to increase power transmission to improve the regulation to reduce losses to improve stability ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) The Indian National Congress had its birth in the year 1885 1775 1757 1875 1885 1775 1757 1875 ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) Steady - state stability limit of a power system means that the system is capable of maintaining All of these synchronism between machines and on external tie lines a constant power flow throughout the frequency at 50 Hz exactly All of these synchronism between machines and on external tie lines a constant power flow throughout the frequency at 50 Hz exactly ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) Interconnected power systems operating with "tie line bias" will respond to both frequency and tie line load changes tie line load changes only frequency changes only tie line voltage changes only both frequency and tie line load changes tie line load changes only frequency changes only tie line voltage changes only ANSWER DOWNLOAD EXAMIANS APP
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