GETCO Exam Paper (22-07-2015) A transformer has negative voltage regulation when its load PF is lagging leading zero unity lagging leading zero unity 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
GETCO Exam Paper (22-07-2015) HVDC transmission is preferred to EHV AC because VAR compensation is not required in it System stability can be improved Its terminal equipment are inexpensive Harmonic problem is avoided VAR compensation is not required in it System stability can be improved Its terminal equipment are inexpensive Harmonic problem is avoided ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Who was the political Guru of Netaji? Gokhle R. Das Lokmanya Tilak Sardar Patel Gokhle R. Das Lokmanya Tilak Sardar Patel ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Jyotigram Yojana is pertaining to Supplying 100% reliable power for street light of villages Supplying 100% reliable power to villages Supplying resedential and other power separately Developing agricultural land Supplying 100% reliable power for street light of villages Supplying 100% reliable power to villages Supplying resedential and other power separately Developing agricultural land ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The steady state stability of the power systems is most effected by transmission line reactance power factor of the load voltage at generator bus stability of generator transmission line reactance power factor of the load voltage at generator bus stability of generator ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Critical clearing time of a fault in a power system is related to Reactive power limit Short circuit limit Transient stability limit Steady state limit Reactive power limit Short circuit limit Transient stability limit Steady state limit ANSWER DOWNLOAD EXAMIANS APP
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