GETCO Exam Paper (22-07-2015) Penalty factor in power system economical operation is measure of Line loss generation cost fuel cost all are correct Line loss generation cost fuel cost all are correct ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) In a DC motor, back EMF value becomes maximum at _____ full load 1/2 load 3/4 load no load full load 1/2 load 3/4 load no load ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Answer in official key is “1/2 load ”.
GETCO Exam Paper (22-07-2015) In a thermal power plant, heat from the flue gases is recovered in chimney Economizer Electric precipitator condenser chimney Economizer Electric precipitator condenser ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) When the load is suddenly increased in the receiving end of the system, the phase shift will decrease Not affected increase remains same decrease Not affected increase remains same ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) In synchronous motor, V-curve is a graph of Armature current Vs Field current Armature current Vs active power Armature current Vs power factor Armature current Vs reactive power Armature current Vs Field current Armature current Vs active power Armature current Vs power factor Armature current Vs reactive power ANSWER EXPLANATION DOWNLOAD EXAMIANS APP v curve: armature current → field currentInverted V curve: power factor → field current
GETCO Exam Paper (22-07-2015) The PU impedance of a 1089 MVA, 33 kV generator is 1, the ohmic value of its impedance is: 10 1 0.5 100 10 1 0.5 100 ANSWER DOWNLOAD EXAMIANS APP
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