GETCO Exam Paper (30-11-2008) Which loss in a transformer varies significantly with load? Hysteresis loss Copper loss Core loss Eddy current loss Hysteresis loss Copper 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) Which of the following connection of transformer will give the highest secondary voltage? star primary, star secondary star primary, delta secondary Delta primary, star secondary Delta primary, delta secondary star primary, star secondary star primary, delta secondary Delta primary, star secondary Delta primary, delta secondary ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) The first battle of Panipat was fought in the year 1556 AD 1526 AD 1542 AD 1296 AD 1556 AD 1526 AD 1542 AD 1296 AD 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 none of these ring mains radial feeders parallel feeders none of these ring mains ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) Two transformers are connected in parallel and share loads in the ratio of their kVA ratings when their ohmic impedances are purely reactive in inverse ratio of their ratings in direct ratio of their ratings equal purely reactive in inverse ratio of their ratings in direct ratio of their ratings equal ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (30-11-2008) The normal difference between transmission lines and distribution lines is The operating voltage The quantity of power being transmitted by the lines The cross sectional area of the conductors The quantity of current carried by the lines The operating voltage The quantity of power being transmitted by the lines The cross sectional area of the conductors The quantity of current carried by the lines ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS