GETCO Exam Paper (22-07-2015) In synchronous motor, V-curve is a graph of Armature current Vs reactive power Armature current Vs Field current Armature current Vs power factor Armature current Vs active power Armature current Vs reactive power Armature current Vs Field current Armature current Vs power factor 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) Power Factor correcting element is generally connected in _____ series with load parallel to source series with source parallel to the load series with load parallel to source series with source parallel to the load ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Differential equation is required to be solved in _____ Stability studies Load flow studies economical operation of power systems Finding efficiency of a transmission line Stability studies Load flow studies economical operation of power systems Finding efficiency of a transmission line ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Calculate torque developed by the 3-phase, 5 HP, 4 pole induction motor runs at 1500 rpm 22 N-m 23.5 N-m 0 N-m 10 N-m 22 N-m 23.5 N-m 0 N-m 10 N-m ANSWER EXPLANATION DOWNLOAD EXAMIANS APP P = 2πTN/60 where N is speed in rpm
GETCO Exam Paper (22-07-2015) The breaking capacity of a CB is usually expressed interms of volts amperes MVA MW volts amperes MVA MW 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 none of these a constant impedance connected at the bus a voltag dependent impedance at the bus a constant current drawn from the bus none of these a constant impedance connected at the bus a voltag dependent impedance at the bus ANSWER DOWNLOAD EXAMIANS APP
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