GETCO Exam Paper (22-07-2015) The RMS value of the voltage u(t) = 3 + 4 cos(3t) is 5 3 + 2(1.41) 7 4.12 5 3 + 2(1.41) 7 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) The surge impedance loading of the line will _____ if the length of the line is double double four times remains same become half double four times remains same become half ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Surge impedance is independent of length of the line
GETCO Exam Paper (22-07-2015) Oil is mostly _____ by trucks in India deliver transport transmit transfer deliver transport transmit transfer 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) Steady state stability of a power system is improved by reducing fault clearing time by fast switching using double circuit line instead of single circuit line decreasing generator inertia reducing fault clearing time by fast switching using double circuit line instead of single circuit line decreasing generator inertia ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Critical clearing time of a fault in a power system is related to Steady state limit Reactive power limit Transient stability limit Short circuit limit Steady state limit Reactive power limit Transient stability limit Short circuit limit ANSWER DOWNLOAD EXAMIANS APP
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