GETCO Exam Paper (22-07-2015) Penalty factor in power system economical operation is measure of fuel cost Line loss generation cost all are correct fuel cost Line loss generation cost all are correct 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 reactive power Armature current Vs active power Armature current Vs power factor Armature current Vs Field current Armature current Vs reactive power Armature current Vs active power Armature current Vs power factor ANSWER EXPLANATION DOWNLOAD EXAMIANS APP v curve: armature current → field currentInverted V curve: power factor → field current
GETCO Exam Paper (22-07-2015) Two watt meter method for 3 phase circuit is preferred over other methods because PF of the load can also be estimated it can be used for balanced or unbalanced load it can be used for star or delta connected load all are correct PF of the load can also be estimated it can be used for balanced or unbalanced load it can be used for star or delta connected load all are correct ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) 100% string efficiency means None uniform potential distribution across each disc Zero potential across each disc One of the insulator discs shorted Equal potential across each disc None uniform potential distribution across each disc Zero potential across each disc One of the insulator discs shorted Equal potential across each disc ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) In case of a balanced three phase sinusoidal AC supply, because of the phase difference neutral current is high if load is not balanced neutral wire is not required, if load is balanced rotating magnetic field is produced all are correct neutral current is high if load is not balanced neutral wire is not required, if load is balanced rotating magnetic field is produced all are correct ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) In which of the following festivals are boat races a special feature? Navaratri Rongali Bihu Pongal Onam Navaratri Rongali Bihu Pongal Onam ANSWER DOWNLOAD EXAMIANS APP
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