GETCO Exam Paper (22-07-2015) Steady state stability of a power system is improved by reducing fault clearing time by fast switching decreasing generator inertia using double circuit line instead of single circuit line reducing fault clearing time by fast switching decreasing generator inertia using double circuit line instead of single circuit line ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The national song of India was composed by Bankim Chandra Chatterji Iqbal Jai Shankar Prasad Rabindranath Tagore Bankim Chandra Chatterji Iqbal Jai Shankar Prasad Rabindranath Tagore 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) Babies _____ when they are hungry are crying is crying cry cries are crying is crying cry cries ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) In a DC motor, back EMF value becomes maximum at _____ no load full load 3/4 load 1/2 load no load full load 3/4 load 1/2 load ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Answer in official key is “1/2 load ”.
GETCO Exam Paper (22-07-2015) A transformer has negative voltage regulation when its load PF is zero leading lagging unity zero leading 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
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