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 voltag dependent impedance at the bus a constant impedance connected at the bus a constant current drawn from the bus none of these a voltag dependent impedance at the bus a constant impedance connected at the bus ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Fast excitation system of the generator will _____ Improve the dynamic stability Improve the reactive power control Improve the power factor Improve the voltage control Improve the dynamic stability Improve the reactive power control Improve the power factor Improve the voltage control ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) In a power system network, at which bus the shunt is connected that can be known from reactive power demand none of these Y bus of the system type of bus reactive power demand none of these Y bus of the system type of bus 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 reactive power Armature current Vs power factor Armature current Vs Field current Armature current Vs active power Armature current Vs reactive 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) Which of the following breaking method save energy? plugging resistor breaking dynamic breaking regenerative breaking plugging resistor breaking dynamic breaking regenerative breaking ANSWER EXPLANATION DOWNLOAD EXAMIANS APP three types of electric breaking:Regenerative breaking( leads to economic and energy consevation)pugging (more efficient method of breaking)rheostatic breaking
GETCO Exam Paper (22-07-2015) Select the wrong statement from the following in relation to power flow analysis No of ittretion in N R method can not be more than 30 for any system Y Bus is required for power flow analysis jacobian is always required Approximation is used in FDLF method No of ittretion in N R method can not be more than 30 for any system Y Bus is required for power flow analysis jacobian is always required Approximation is used in FDLF method ANSWER DOWNLOAD EXAMIANS APP
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