GETCO Exam Paper (22-07-2015) I am looking _____ my pen. Have you seen it? after for to at after for to at ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Oil is mostly _____ by trucks in India transport transmit transfer deliver transport transmit transfer deliver ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) In a DC motor, back EMF value becomes maximum at _____ full load no load 3/4 load 1/2 load full load no 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 leading zero lagging unity leading zero 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
GETCO Exam Paper (22-07-2015) In rotating electrical machines, the insulation temperature limit for class B type is 180˚C 105˚C 130˚C 150˚C 180˚C 105˚C 130˚C 150˚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) Earth wire on EHV overhead transmission line is provided to protect the line against lightning surge excessive fault voltages corona effect switching surge lightning surge excessive fault voltages corona effect switching surge ANSWER DOWNLOAD EXAMIANS APP
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