GETCO Exam Paper (22-07-2015) The insulation strength of an EHV transmission line is mainly governed by Harmonics Corona Load power factor Switching over voltages Harmonics Corona Load power factor Switching over voltages ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Steady state stability of a power system is improved by by fast switching reducing fault clearing time using double circuit line instead of single circuit line decreasing generator inertia by fast switching reducing fault clearing time using double circuit line instead of single circuit line decreasing generator inertia ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) What is the surge impedance loading of 400 kV line with surge impedance given as 160 Ω 400 MW 1000 MW 1000 kW 250 MW 400 MW 1000 MW 1000 kW 250 MW ANSWER EXPLANATION DOWNLOAD EXAMIANS APP SIL = (kV)²/Z₀
GETCO Exam Paper (22-07-2015) The power factor of the arc in circuit breaker is always lagging always unity always zero always leading always lagging always unity always zero always leading ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The value of holding ratio of relay is always greater than 1 Infinite less than 1 zero greater than 1 Infinite less than 1 zero ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The fault occurring in transmission actually are mostly L-L-L L-L L-L-G L-G L-L-L L-L L-L-G L-G ANSWER DOWNLOAD EXAMIANS APP
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