GETCO Exam Paper (22-07-2015) The insulation strength of an EHV transmission line is mainly governed by Corona Harmonics Switching over voltages Load power factor Corona Harmonics Switching over voltages Load power factor ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Penalty factor in power system economical operation is measure of generation cost fuel cost Line loss all are correct generation cost fuel cost Line loss all are correct 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, transient stability 45, steady state stability 90, steady state stability 90, transient stability 45, transient stability 45, steady state stability ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Slip at maximum torque depends on rotor resistance and reactance load current stator reactance stator resistance rotor resistance and reactance load current stator reactance stator resistance ANSWER EXPLANATION DOWNLOAD EXAMIANS APP at maximum torque:S=Râ‚‚/Xâ‚‚
GETCO Exam Paper (22-07-2015) Which of the following is the wrong statement in terms of slack bus? it should be located at the centre of the area voltage and angle is specified at this bus it should be the largest generator bus in the system it has finite reactive power generation capability it should be located at the centre of the area voltage and angle is specified at this bus it should be the largest generator bus in the system it has finite reactive power generation capability ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The surge impedance loading of the line will _____ if the length of the line is double remains same four times become half double remains same four times become half double ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Surge impedance is independent of length of the line
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