GETCO Exam Paper (30-11-2008) Choose the word which is most nearly the SAME in meaningSPRING overpower source issue forth means overpower source issue forth means ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) In an over current protection, the setting of earth fault relay is _____ the phase fault relay. not related in more than less than equal to not related in more than less than equal to ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) In the protection scheme relay functions as _____ device sensing switching breaking none of these sensing switching breaking none of these ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) Which loss in a transformer varies significantly with load? Core loss Hysteresis loss Copper loss Eddy current loss Core loss Hysteresis loss Copper 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) In a transformer it is difficult to measure the efficiency by output-input measurement methods because losses are abnormally high output is out of phase with respect to input the output is sinusoidal and hence cannot be measured efficiency of transformer is usually high and hence extremely accurate measurements will be necessary losses are abnormally high output is out of phase with respect to input the output is sinusoidal and hence cannot be measured efficiency of transformer is usually high and hence extremely accurate measurements will be necessary ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) Graded time lag over current relaying without directional features can be employed for protection of parallel feeders ring mains none of these radial feeders parallel feeders ring mains none of these radial feeders ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS