GETCO Exam Paper (22-07-2015) For eliminating 7th harmonics from generated EMF in alternator the fractional pitch must be 6\7 2\3 7\8 5\6 6\7 2\3 7\8 5\6 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) In case of HVDC transmission there is _____ no charging current but skin effect charging current but no skin effect no charging current no skin effect both charging effect and skin effect no charging current but skin effect charging current but no skin effect no charging current no skin effect both charging effect and skin effect ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) I _____ tennis every Sunday morning am play playing am playing play am play playing am playing play 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 all are correct KVL KCL Faraday's law all are correct KVL KCL Faraday's law ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The power factor of the arc in circuit breaker is always leading always zero always lagging always unity always leading always zero always lagging always unity ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) In G-S method of power flow problem, the number of iterations _____ depends on no of buses remains fixed depends on voltage control buses depends on tolerance depends on no of buses remains fixed depends on voltage control buses depends on tolerance ANSWER DOWNLOAD EXAMIANS APP
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