GETCO Exam Paper (22-07-2015) In case of a balanced three phase sinusoidal AC supply, because of the phase difference rotating magnetic field is produced neutral wire is not required, if load is balanced neutral current is high if load is not balanced all are correct rotating magnetic field is produced neutral wire is not required, if load is balanced neutral current is high if load is not balanced 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 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 Armature current Vs Field current Armature current Vs active power ANSWER EXPLANATION DOWNLOAD EXAMIANS APP v curve: armature current → field currentInverted V curve: power factor → field current
GETCO Exam Paper (22-07-2015) For formation of the Y bus matrix (using node voltage analysis) in power system network modelling _____ is used KVL KCL all are correct Faraday's law KVL KCL all are correct Faraday's law ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) For given kVAR and line voltage the ratio of star to delta value of capacitor is 1.73 1 3 0.33333333333333 1.73 1 3 0.33333333333333 ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Critical clearing time of a fault in a power system is related to Transient stability limit Short circuit limit Steady state limit Reactive power limit Transient stability limit Short circuit limit Steady state limit Reactive power limit ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Which of the following award was not awarded to late Dr. Abdul Kalam? Veer Chakra Padma Vibhushan Padma Bhusan Bharat Ratna Veer Chakra Padma Vibhushan Padma Bhusan Bharat Ratna ANSWER DOWNLOAD EXAMIANS APP