GETCO Exam Paper (30-11-2008) In a transformer it is difficult to measure the efficiency by output-input measurement methods because 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 losses are abnormally high output is out of phase with respect to input the output is sinusoidal and hence cannot be measured ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) In the parallel operation of transformers, which statement is false None of these transformers kVA ratings equal transformers transformation ratios same transformers voltage ratings same None of these transformers kVA ratings equal transformers transformation ratios same transformers voltage ratings same ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) The arc voltage in a C.B. is _____ with the arc current lagging by 90˚ leading by 90˚ in phase none of these lagging by 90˚ leading by 90˚ in phase none of these ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) Corona usually occurs when the electrostatic stress in the air around the conductor succeeds 22 kV (maximum value)/cm 11 kV (rms value)/cm 6.6 kV (rms value)/cm 30 kV (maximum value)/cm 22 kV (maximum value)/cm 11 kV (rms value)/cm 6.6 kV (rms value)/cm 30 kV (maximum value)/cm 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) Select the most suitable word from the given choices to fill in the blanks to make the sentence meaningfully completeThe blood donation camp was organized _____ Naval Youth Club with from to by with from to by ANSWER DOWNLOAD EXAMIANS APP
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