GETCO Exam Paper (22-07-2015) Kathakali' is a folk dance prevalent in which state? Andhra Pradesh Orissa Kerala Karnataka Andhra Pradesh Orissa Kerala Karnataka ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) For a given transformer volte/turn for primary and secondary winding is different depends on transformer design depends on load same different depends on transformer design depends on load same ANSWER EXPLANATION DOWNLOAD EXAMIANS APP emf = 4.44*f*φ*Temf/T = 4.44*f*φ
GETCO Exam Paper (22-07-2015) Which of the following is the most likely reason for large overshoot in a control system? high positive correcting torque high retarding torque High gain in a system presence of dead time delay high positive correcting torque high retarding torque High gain in a system presence of dead time delay ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) No load efficiency of tranformer is _____ than full load efficiency same greater depends on load lesser same greater depends on load lesser ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) HVDC transmission is preferred to EHV AC because VAR compensation is not required in it Its terminal equipment are inexpensive System stability can be improved Harmonic problem is avoided VAR compensation is not required in it Its terminal equipment are inexpensive System stability can be improved Harmonic problem is avoided ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) A transformer has negative voltage regulation when its load PF is leading unity zero lagging leading unity zero lagging ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Voltage regulation = ((no load voltage)-(full load voltage)/(no load voltage))VR at leading PF = ((I*R*cosφ)-(I*X*sinφ))/VVR at lagging PF = ((I*R*cosφ)+(I*X*sinφ))/V
EXAMIANS