GETCO Exam Paper (30-11-2008) In the parallel operation of transformers, which statement is false transformers transformation ratios same None of these transformers kVA ratings equal transformers voltage ratings same transformers transformation ratios same None of these transformers kVA ratings equal transformers voltage ratings same ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) Corona usually occurs when the electrostatic stress in the air around the conductor succeeds 6.6 kV (rms value)/cm 22 kV (maximum value)/cm 11 kV (rms value)/cm 30 kV (maximum value)/cm 6.6 kV (rms value)/cm 22 kV (maximum value)/cm 11 kV (rms value)/cm 30 kV (maximum value)/cm 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 radial feeders parallel feeders ring mains none of these radial feeders parallel feeders ring mains none of these ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) The voltage regulation of a transformer at full load and 0.8 power factor lagging is 2.5%. The voltage regulation at full load, 0.8 power factor leading will be 0.01 2.5% -2.5% zero 0.01 2.5% -2.5% zero ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) An AC transmission line requires a VAR input: to improve the regulation to increase power transmission to improve stability to reduce losses to improve the regulation to increase power transmission to improve stability to reduce losses ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) A material best suited for manufacturing of fuse wire is copper silver aluminium zinc copper silver aluminium zinc ANSWER DOWNLOAD EXAMIANS APP
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