GETCO Exam Paper (22-07-2015) The fault occurring in transmission actually are mostly L-L L-L-L L-L-G L-G L-L L-L-L L-L-G L-G ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Who was the political Guru of Netaji? Sardar Patel R. Das Gokhle Lokmanya Tilak Sardar Patel R. Das Gokhle Lokmanya Tilak ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) In a power system network, at which bus the shunt is connected that can be known from type of bus none of these Y bus of the system reactive power demand type of bus none of these Y bus of the system reactive power demand ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Current chopping phenomenon is related to asymmetrical current resistance switching small inductive current capacitance switching asymmetrical current resistance switching small inductive current capacitance switching ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) A transformer has negative voltage regulation when its load PF is zero leading unity lagging zero leading unity 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
GETCO Exam Paper (22-07-2015) In synchronous motor, V-curve is a graph of Armature current Vs power factor Armature current Vs active power Armature current Vs reactive power Armature current Vs Field current Armature current Vs power factor Armature current Vs active power Armature current Vs reactive power Armature current Vs Field current ANSWER EXPLANATION DOWNLOAD EXAMIANS APP v curve: armature current → field currentInverted V curve: power factor → field current
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