GETCO Exam Paper (22-07-2015) Which power plant may take several days to start up and shunt down? Peak load Base load solar power plant none of these Peak load Base load solar power plant none of these ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Critical clearing time of a fault in a power system is related to Short circuit limit Steady state limit Reactive power limit Transient stability limit Short circuit limit Steady state limit Reactive power limit Transient stability limit ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) A transformer has negative voltage regulation when its load PF is unity leading zero lagging unity leading zero lagging ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Voltage regulation = ((no load voltage)-(full load voltage)/(no load voltage))VR at leading PF = ((I*R*cosφ)-(I*X*sinφ))/VVR at lagging PF = ((I*R*cosφ)+(I*X*sinφ))/V
GETCO Exam Paper (22-07-2015) No load efficiency of tranformer is _____ than full load efficiency same depends on load lesser greater same depends on load lesser greater 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 jacobian is always required Y Bus is required for power flow analysis No of ittretion in N R method can not be more than 30 for any system Approximation is used in FDLF method jacobian is always required Y Bus is required for power flow analysis 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) "Overshoot" in a time response of control systems is indication of final value of the output measure of relative stability steady state solution none of this final value of the output measure of relative stability steady state solution none of this ANSWER DOWNLOAD EXAMIANS APP