GETCO Exam Paper (22-07-2015) For a given transformer volte/turn for primary and secondary winding is same depends on load depends on transformer design different same depends on load depends on transformer design different ANSWER EXPLANATION DOWNLOAD EXAMIANS APP emf = 4.44*f*φ*Temf/T = 4.44*f*φ
GETCO Exam Paper (22-07-2015) No load efficiency of tranformer is _____ than full load efficiency greater lesser same depends on load greater lesser same depends on load ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Speed of induction motor at rated torque is _____ than at maximum torque. same depends on load lesser greater same depends on load lesser greater ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The mechanical angle is _____ electrical angle lesser than or equal to greater than or equal to same always less lesser than or equal to greater than or equal to same always less ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Electrical angle = (P/2)*mechanicla angle
GETCO Exam Paper (22-07-2015) Slip at maximum torque depends on stator resistance load current rotor resistance and reactance stator reactance stator resistance load current rotor resistance and reactance stator reactance ANSWER EXPLANATION DOWNLOAD EXAMIANS APP at maximum torque:S=R₂/X₂
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