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 power factor Armature current Vs active power Armature current Vs Field current Armature current Vs reactive power 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) The Y bus matrix is a sparse matrix because … lines are connected to less no. of buses no of lines are less bus incidence matrix is a sparse matrix Y primitive is a sparse matrix lines are connected to less no. of buses no of lines are less bus incidence matrix is a sparse matrix Y primitive is a sparse matrix ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The rating of given on the name plate of a transformer indicates the: True power whichh it draws from the supply mains True power which it can supply Apparent power which it can supply Apparent power which it draws from the supply mains True power whichh it draws from the supply mains True power which it can supply Apparent power which it can supply Apparent power which it draws from the supply mains ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The rating of given on the name plate of a transformer indicates the:Apparent power which it can supply S=V( supplied voltage)*I (load current)active power = v* i*cosφreactive power = v* i*sinφ
GETCO Exam Paper (22-07-2015) Babies _____ when they are hungry cries are crying is crying cry cries are crying is crying cry ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Select the wrong statement from the following in relation to power flow analysis Approximation is used in FDLF method Y Bus is required for power flow analysis jacobian is always required No of ittretion in N R method can not be more than 30 for any system Approximation is used in FDLF method Y Bus is required for power flow analysis jacobian is always required No of ittretion in N R method can not be more than 30 for any system ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Shunt capacitors in a substation consume active power consumes lagging VAR deliver active power delivers lagging VAR consume active power consumes lagging VAR deliver active power delivers lagging VAR ANSWER DOWNLOAD EXAMIANS APP
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