GETCO Exam Paper (22-07-2015) Oil is mostly _____ by trucks in India transmit transfer transport deliver transmit transfer transport deliver ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Which of the following breaking method save energy? regenerative breaking resistor breaking dynamic breaking plugging regenerative breaking resistor breaking dynamic breaking plugging ANSWER EXPLANATION DOWNLOAD EXAMIANS APP three types of electric breaking:Regenerative breaking( leads to economic and energy consevation)pugging (more efficient method of breaking)rheostatic breaking
GETCO Exam Paper (22-07-2015) For a given transformer volte/turn for primary and secondary winding is depends on load depends on transformer design different same depends on load depends on transformer design different same ANSWER EXPLANATION DOWNLOAD EXAMIANS APP emf = 4.44*f*φ*Temf/T = 4.44*f*φ
GETCO Exam Paper (22-07-2015) For eliminating 7th harmonics from generated EMF in alternator the fractional pitch must be 5\6 6\7 2\3 7\8 5\6 6\7 2\3 7\8 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) Normally the angle of the transmission line is kept _____ because of _____ reasons 90, transient stability 45, transient stability 90, steady state stability 45, steady state stability 90, transient stability 45, transient stability 90, steady state stability 45, steady state stability ANSWER DOWNLOAD EXAMIANS APP
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 200 300 150 100 200 300 150 100 ANSWER DOWNLOAD EXAMIANS APP
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