GETCO Exam Paper (22-07-2015) For a given transformer volte/turn for primary and secondary winding is different same depends on load depends on transformer design different same depends on load depends on transformer design 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 lesser depends on load greater same lesser depends on load greater same ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Speed of induction motor at rated torque is _____ than at maximum torque. lesser depends on load greater same lesser depends on load greater same ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The mechanical angle is _____ electrical angle lesser than or equal to same always less greater than or equal to lesser than or equal to same always less greater than or equal to ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Electrical angle = (P/2)*mechanicla angle
GETCO Exam Paper (22-07-2015) Slip at maximum torque depends on rotor resistance and reactance stator resistance stator reactance load current rotor resistance and reactance stator resistance stator reactance load current ANSWER EXPLANATION DOWNLOAD EXAMIANS APP at maximum torque:S=R₂/X₂
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