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) The Z matrix of 2 port network is given by [0.9 0.2 : 0.2 0.6]. The element Y22 of the corresponding Y matrix of the same network is given by -0.4 1.2 1.8 0.4 -0.4 1.2 1.8 0.4 ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Fuel cell for power generation have drawback of _____ Synchronization problems Low life span Very high development costs Noise, pollution and maintenance problems Synchronization problems Low life span Very high development costs Noise, pollution and maintenance problems ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Speed of induction motor at rated torque is _____ than at maximum torque. depends on load greater lesser same depends on load greater lesser same ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Which of the following cable is extensively used for high tension and low tension work? VIR cable PVC cable TRS cable XLPE cable VIR cable PVC cable TRS cable XLPE cable ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The mechanical angle is _____ electrical angle always less greater than or equal to lesser than or equal to same always less greater than or equal to lesser than or equal to same ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Electrical angle = (P/2)*mechanicla angle
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