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 1 + j2 9 + j10 3 + j6 3 - j6 1 + j2 9 + j10 3 + j6 3 - j6 ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) For formation of the Y bus matrix (using node voltage analysis) in power system network modelling _____ is used Faraday's law all are correct KCL KVL Faraday's law all are correct KCL KVL ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) During the insulation co-ordination in the sub station, the lowest insulation strength is at circuit breaker bus bar CTs and PTs transformer circuit breaker bus bar CTs and PTs transformer ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Normally the angle of the transmission line is kept _____ because of _____ reasons 90, steady state stability 90, transient stability 45, steady state stability 45, transient stability 90, steady state stability 90, transient stability 45, steady state stability 45, transient stability ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) In rotating electrical machines, the insulation temperature limit for class B type is 150˚C 180˚C 105˚C 130˚C 150˚C 180˚C 105˚C 130˚C ANSWER EXPLANATION DOWNLOAD EXAMIANS APP insulation Class and temperature limit(in ˚C) is given below:Y - 90A- 105E- 120B-130F-155H-180C- above 180
GETCO Exam Paper (22-07-2015) The steady state stability of the power systems is most effected by transmission line reactance power factor of the load voltage at generator bus stability of generator transmission line reactance power factor of the load voltage at generator bus stability of generator ANSWER DOWNLOAD EXAMIANS APP
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