GETCO Exam Paper (22-07-2015) For eliminating 7th harmonics from generated EMF in alternator the fractional pitch must be 2\3 7\8 5\6 6\7 2\3 7\8 5\6 6\7 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) Which of the following cable is extensively used for high tension and low tension work? TRS cable PVC cable XLPE cable VIR cable TRS cable PVC cable XLPE cable VIR cable ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Jyotigram Yojana is pertaining to Supplying 100% reliable power to villages Developing agricultural land Supplying 100% reliable power for street light of villages Supplying resedential and other power separately Supplying 100% reliable power to villages Developing agricultural land Supplying 100% reliable power for street light of villages Supplying resedential and other power separately ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The power factor of the arc in circuit breaker is always zero always leading always lagging always unity always zero always leading always lagging always unity 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 become half four times double remains same become half four times double remains same ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Surge impedance is independent of length of the line
GETCO Exam Paper (22-07-2015) 100% string efficiency means None uniform potential distribution across each disc One of the insulator discs shorted Zero potential across each disc Equal potential across each disc None uniform potential distribution across each disc One of the insulator discs shorted Zero potential across each disc Equal potential across each disc ANSWER DOWNLOAD EXAMIANS APP
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