GETCO Exam Paper (30-11-2008) Transmission efficiency increases as voltage increases but power factor decreases voltage decreases but power factor increases voltage and power factor both decrease voltage and power factor both increase voltage increases but power factor decreases voltage decreases but power factor increases voltage and power factor both decrease voltage and power factor both increase ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) When a star delta transformer bank of three single phase transformers is to be used for step down transformation with line voltages of 23000 V and 2300 V, the ratio of transformation will be 5.8:1 17.2:1 12.1:1 10.0:1 5.8:1 17.2:1 12.1:1 10.0:1 ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) If a combination of HRC fuse and a C.B. is employed, the C.B. operates for under all abnormal currents short circuit currents low over load currents this combination is never employed in practice under all abnormal currents short circuit currents low over load currents this combination is never employed in practice ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) Burden of the relay is _____ rating of relay voltage watt volt-amp. current voltage watt volt-amp. current ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) Which loss in a transformer varies significantly with load? Eddy current loss Hysteresis loss Core loss Copper loss Eddy current loss Hysteresis loss Core loss Copper 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) 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 _____ discretion considertion discrimination distinction discretion considertion discrimination distinction ANSWER DOWNLOAD EXAMIANS APP
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