GETCO Exam Paper (22-07-2015) Shunt compensation in EHV line is resorted to Reduce the fault level Improve voltage profile Improve the stability Increase line impedance Reduce the fault level Improve voltage profile Improve the stability Increase line impedance ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Which power plant may take several days to start up and shunt down? solar power plant Peak load none of these Base load solar power plant Peak load none of these Base load ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Laplace transforms is used for for finding initial condition in a system finding transfer function of any systems converting non linear equation to linear equation converting diffential equation to algebraic equation for finding initial condition in a system finding transfer function of any systems converting non linear equation to linear equation converting diffential equation to algebraic equation ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The area under the load duration curve represents average load of the system Maximum demand of the power station energy generated in the period considered base load of the system average load of the system Maximum demand of the power station energy generated in the period considered base load of the system ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Slip at maximum torque depends on stator reactance rotor resistance and reactance stator resistance load current stator reactance rotor resistance and reactance stator resistance load current ANSWER EXPLANATION DOWNLOAD EXAMIANS APP at maximum torque:S=R₂/X₂
GETCO Exam Paper (22-07-2015) For eliminating 7th harmonics from generated EMF in alternator the fractional pitch must be 5\6 2\3 6\7 7\8 5\6 2\3 6\7 7\8 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP fractional pitch = Cos( α/2)α is obtain from: (nα/2)=90˚ where n is harmonicα=25.7143˚fractional pitch=6/7
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