GETCO Exam Paper (22-07-2015) The line current in a three phase unbalanced load are Ir= 4+j6, Ib= 2-j2 and Ic= -3+j2, then zero sequence component of current will be 3 + j6 1 + j2 9 + j10 3 - j6 3 + j6 1 + j2 9 + j10 3 - j6 ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Critical clearing time of a fault in a power system is related to Reactive power limit Short circuit limit Transient stability limit Steady state limit Reactive power limit Short circuit limit Transient stability limit Steady state limit ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Penalty factor in power system economical operation is measure of all are correct Line loss generation cost fuel cost all are correct Line loss generation cost fuel cost ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Which of the following is the most likely reason for large overshoot in a control system? high positive correcting torque presence of dead time delay high retarding torque High gain in a system high positive correcting torque presence of dead time delay high retarding torque High gain in a system ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) 100% string efficiency means One of the insulator discs shorted Equal potential across each disc Zero potential across each disc None uniform potential distribution across each disc One of the insulator discs shorted Equal potential across each disc Zero potential across each disc None uniform potential distribution across each disc ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) No load efficiency of tranformer is _____ than full load efficiency depends on load lesser same greater depends on load lesser same greater ANSWER DOWNLOAD EXAMIANS APP
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