GETCO Exam Paper (22-07-2015) The RMS value of the voltage u(t) = 3 + 4 cos(3t) is 3 + 2(1.41) 4.12 5 7 3 + 2(1.41) 4.12 5 7 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) In comparison to steam plant, the annual fixed cost of nuclear plant is Quit low Quit high Can't say almost equal Quit low Quit high Can't say almost equal ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The line current in a three phase unbalanced load are Ir= 4+j6, Ib= 2-j2 and Ic= -3+j2, then zero sequence component of current will be 3 + j6 1 + j2 9 + j10 3 - j6 3 + j6 1 + j2 9 + j10 3 - j6 ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) In synchronous motor, V-curve is a graph of Armature current Vs Field current Armature current Vs power factor Armature current Vs active power Armature current Vs reactive power Armature current Vs Field current Armature current Vs power factor Armature current Vs active power Armature current Vs reactive power ANSWER EXPLANATION DOWNLOAD EXAMIANS APP v curve: armature current → field currentInverted V curve: power factor → field current
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) Which of the following award was not awarded to late Dr. Abdul Kalam? Veer Chakra Padma Vibhushan Bharat Ratna Padma Bhusan Veer Chakra Padma Vibhushan Bharat Ratna Padma Bhusan ANSWER DOWNLOAD EXAMIANS APP
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