GETCO Exam Paper (22-07-2015) Shunt compensation in EHV line is resorted to Improve the stability Increase line impedance Reduce the fault level Improve voltage profile Improve the stability Increase line impedance Reduce the fault level Improve voltage profile ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Root Locus is locus of the _____ close loop poles to close loop zeros close loop poles open loop poles to open loop zeros open loop zeros to close poles close loop poles to close loop zeros close loop poles open loop poles to open loop zeros open loop zeros to close poles ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) In a thermal power plant, heat from the flue gases is recovered in Economizer Electric precipitator chimney condenser Economizer Electric precipitator chimney condenser ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Select the wrong statement from the following in relation to power flow analysis jacobian is always required No of ittretion in N R method can not be more than 30 for any system Y Bus is required for power flow analysis Approximation is used in FDLF method jacobian is always required No of ittretion in N R method can not be more than 30 for any system Y Bus is required for power flow analysis Approximation is used in FDLF method ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) In rotating electrical machines, the insulation temperature limit for class B type is 130˚C 150˚C 180˚C 105˚C 130˚C 150˚C 180˚C 105˚C ANSWER EXPLANATION DOWNLOAD EXAMIANS APP insulation Class and temperature limit(in ˚C) is given below:Y - 90A- 105E- 120B-130F-155H-180C- above 180
GETCO Exam Paper (22-07-2015) For eliminating 7th harmonics from generated EMF in alternator the fractional pitch must be 7\8 2\3 6\7 5\6 7\8 2\3 6\7 5\6 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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