GETCO Exam Paper (22-07-2015) Root Locus is locus of the _____ open loop poles to open loop zeros close loop poles to close loop zeros open loop zeros to close poles close loop poles open loop poles to open loop zeros close loop poles to close loop zeros open loop zeros to close poles close loop poles ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Normally the angle of the transmission line is kept _____ because of _____ reasons 90, steady state stability 45, steady state stability 90, transient stability 45, transient stability 90, steady state stability 45, steady state stability 90, transient stability 45, transient stability ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Shunt compensation in EHV line is resorted to Improve the stability Increase line impedance Improve voltage profile Reduce the fault level Improve the stability Increase line impedance Improve voltage profile Reduce the fault level ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The RMS value of the voltage u(t) = 3 + 4 cos(3t) is 3 + 2(1.41) 7 5 4.12 3 + 2(1.41) 7 5 4.12 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP if voltage is given by,v(t) = V₀ + V₁ cos(3t) + V₂ cos(5t)+ …RMS value is given by,√( V₀² + (V₁/√2)² + (V₂/√2)² + …)
GETCO Exam Paper (22-07-2015) What is the surge impedance loading of 400 kV line with surge impedance given as 160 Ω 400 MW 1000 MW 1000 kW 250 MW 400 MW 1000 MW 1000 kW 250 MW ANSWER EXPLANATION DOWNLOAD EXAMIANS APP SIL = (kV)²/Z₀
GETCO Exam Paper (22-07-2015) For a given transformer volte/turn for primary and secondary winding is same different depends on transformer design depends on load same different depends on transformer design depends on load ANSWER EXPLANATION DOWNLOAD EXAMIANS APP emf = 4.44*f*φ*Temf/T = 4.44*f*φ
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