GETCO Exam Paper (22-07-2015) What is the Antonyms of 'ENIGMA'? Demise Understood Energetic Mystery Demise Understood Energetic Mystery 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) What is the surge impedance loading of 400 kV line with surge impedance given as 160 Ω 1000 kW 1000 MW 400 MW 250 MW 1000 kW 1000 MW 400 MW 250 MW ANSWER EXPLANATION DOWNLOAD EXAMIANS APP SIL = (kV)²/Z₀
GETCO Exam Paper (22-07-2015) 100% string efficiency means One of the insulator discs shorted Equal potential across each disc None uniform potential distribution across each disc Zero potential across each disc One of the insulator discs shorted Equal potential across each disc None uniform potential distribution across each disc Zero potential across each disc ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) For eliminating 7th harmonics from generated EMF in alternator the fractional pitch must be 5\6 7\8 6\7 2\3 5\6 7\8 6\7 2\3 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP fractional pitch = Cos( α/2)α is obtain from: (nα/2)=90˚ where n is harmonicα=25.7143˚fractional pitch=6/7
GETCO Exam Paper (22-07-2015) During the insulation co-ordination in the sub station, the lowest insulation strength is at bus bar CTs and PTs circuit breaker transformer bus bar CTs and PTs circuit breaker transformer ANSWER DOWNLOAD EXAMIANS APP
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