GETCO Exam Paper (22-07-2015) A transformer has negative voltage regulation when its load PF is lagging zero unity leading lagging zero unity leading 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 comparison to steam plant, the annual fixed cost of nuclear plant is Quit low Quit high almost equal Can't say Quit low Quit high almost equal Can't say ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) An over-current relay of current rating 5 A and setting 150% is connected to a 200/5 A CT. Then the relay to pickup, the line current required is 150 200 100 300 150 200 100 300 ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The mechanical angle is _____ electrical angle greater than or equal to always less same lesser than or equal to greater than or equal to always less same lesser than or equal to ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Electrical angle = (P/2)*mechanicla angle
GETCO Exam Paper (22-07-2015) I am looking _____ my pen. Have you seen it? at for to after at for to after ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) To find the most accurate values of resistance and inductance of the transmission line End condenser configuration is used Distributed parameter configuration used Pi configuration is used T configuration is used End condenser configuration is used Distributed parameter configuration used Pi configuration is used T configuration is used ANSWER DOWNLOAD EXAMIANS APP
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