GETCO Exam Paper (22-07-2015) Merz-Price protection is employed for protection of transmission lines alternators motor circuit breaker transmission lines alternators motor circuit breaker ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) During the insulation co-ordination in the sub station, the lowest insulation strength is at CTs and PTs bus bar transformer circuit breaker CTs and PTs bus bar transformer circuit breaker ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) In which of the following festivals are boat races a special feature? Pongal Rongali Bihu Navaratri Onam Pongal Rongali Bihu Navaratri Onam ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The constraints that are to be met with while solving UC problem are Minimum down time Spinning reserve all are correct Minimum up time Minimum down time Spinning reserve all are correct Minimum up time ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) In rotating electrical machines, the insulation temperature limit for class B type is 180˚C 105˚C 150˚C 130˚C 180˚C 105˚C 150˚C 130˚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) A transformer has negative voltage regulation when its load PF is unity leading lagging zero unity leading lagging zero 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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