GETCO Exam Paper (22-07-2015) In synchronous motor, V-curve is a graph of 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 Armature current Vs Field current Armature current Vs reactive power 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) Speed of induction motor at rated torque is _____ than at maximum torque. lesser greater depends on load same lesser greater depends on load same ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) For selecting low voltage cable which of the following factors is not important? voltage grade permissible voltage drop short circuit current rating current carrying capacity voltage grade permissible voltage drop short circuit current rating current carrying capacity ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) In the standard B-H curve X axis and Y axis intercepts respctively represents residual magnetism and coercive force Hysteresis loss and Flux coercive force and residual magnetism Flux and MMF residual magnetism and coercive force Hysteresis loss and Flux coercive force and residual magnetism Flux and MMF ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) In load flow analysis, the load at the bus is represented as a constant current drawn from the bus a constant impedance connected at the bus none of these a voltag dependent impedance at the bus a constant current drawn from the bus a constant impedance connected at the bus none of these a voltag dependent impedance at the bus 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 wire is not required, if load is balanced all are correct rotating magnetic field is produced neutral current is high if load is not balanced neutral wire is not required, if load is balanced all are correct rotating magnetic field is produced neutral current is high if load is not balanced ANSWER DOWNLOAD EXAMIANS APP
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