GETCO Exam Paper (30-11-2008) The symmetrical components are used in fault analysis because the sequence networks do not have mutual couplings the number of equations become lesser the result are in terms of symmetrical components none of these the sequence networks do not have mutual couplings the number of equations become lesser the result are in terms of symmetrical components none of these ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) Isolaters used in transmission lines are capable of breaking charging current no current load current fault current charging current no current load current fault current ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) Which loss in a transformer varies significantly with load? Copper loss Hysteresis loss Core loss Eddy current loss Copper loss Hysteresis loss Core loss Eddy current loss ANSWER EXPLANATION DOWNLOAD EXAMIANS APP During O.C test obtained no load losses (core loss)During S.C. test obtained copper loss (load losses)during loaded condition of transformer copper loss more significant than core loss.
GETCO Exam Paper (30-11-2008) Power system A is operating in parallel with other systems and has a frequency bias of 50 MW/0.1 Hz. For a loss of generation in one of the interconnected systems resulting in a frequency drop of 0.02 Hz, system A should provide 10 MW of support provide 30 MW support provide 20 MW of support not be affected provide 10 MW of support provide 30 MW support provide 20 MW of support not be affected ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) Select the most suitable word from the given choices to fill in the blanks to make the sentence meaningfully completeIn the camps volunteers served one and all without _____ considertion distinction discretion discrimination considertion distinction discretion discrimination ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) The arc voltage in a C.B. is _____ with the arc current leading by 90˚ none of these lagging by 90˚ in phase leading by 90˚ none of these lagging by 90˚ in phase ANSWER DOWNLOAD EXAMIANS APP
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