GETCO Exam Paper (22-07-2015) Which power plant may take several days to start up and shunt down? solar power plant Peak load Base load none of these solar power plant Peak load Base load none of these ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) A transformer has negative voltage regulation when its load PF is leading zero lagging unity leading zero lagging unity 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) The steady state stability of the power systems is most effected by stability of generator voltage at generator bus power factor of the load transmission line reactance stability of generator voltage at generator bus power factor of the load transmission line reactance ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The power factor of the arc in circuit breaker is always unity always zero always leading always lagging always unity always zero always leading always lagging ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Which of the following cable is extensively used for high tension and low tension work? PVC cable VIR cable TRS cable XLPE cable PVC cable VIR cable TRS cable XLPE cable ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The Y bus matrix is a sparse matrix because … lines are connected to less no. of buses Y primitive is a sparse matrix no of lines are less bus incidence matrix is a sparse matrix lines are connected to less no. of buses Y primitive is a sparse matrix no of lines are less bus incidence matrix is a sparse matrix ANSWER DOWNLOAD EXAMIANS APP
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