GETCO Exam Paper (22-07-2015) An over-current relay of current rating 5 A and setting 150% is connected to a 200/5 A CT. Then the relay to pickup, the line current required is 300 100 150 200 300 100 150 200 ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Steady state stability of a power system is improved by decreasing generator inertia reducing fault clearing time using double circuit line instead of single circuit line by fast switching decreasing generator inertia reducing fault clearing time using double circuit line instead of single circuit line by fast switching ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) For selecting low voltage cable which of the following factors is not important? permissible voltage drop short circuit current rating current carrying capacity voltage grade permissible voltage drop short circuit current rating current carrying capacity voltage grade ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) 100% string efficiency means Equal potential across each disc Zero potential across each disc One of the insulator discs shorted None uniform potential distribution across each disc Equal potential across each disc Zero potential across each disc One of the insulator discs shorted None uniform potential distribution across each disc ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The power factor of the arc in circuit breaker is always unity always zero always lagging always leading always unity always zero always lagging always leading ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Differential equation is required to be solved in _____ Finding efficiency of a transmission line Stability studies economical operation of power systems Load flow studies Finding efficiency of a transmission line Stability studies economical operation of power systems Load flow studies ANSWER DOWNLOAD EXAMIANS APP
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