GETCO Exam Paper (11-06-2017) In a 3-phase, 4-wire cable the cross sectional area of neutral conductor is double the area of phase conductor 1.5 times the area of phase conductor half of the area of phase conductor equal to the area of phase conductor double the area of phase conductor 1.5 times the area of phase conductor half of the area of phase conductor equal to the area of phase conductor ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Answer as per answer key provided is “double the area of phase conductor”. But neutral wire can be half of phase.
GETCO Exam Paper (11-06-2017) Which of the following relays is used on long transmission lines? None Reactance relay Impedance relay Mho's relay None Reactance relay Impedance relay Mho's relay ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (11-06-2017) If the effect of earth is taken into account, then the capacitance of line to ground becomes infinite increases remains unaltered decreases becomes infinite increases remains unaltered decreases ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (11-06-2017) The lead sheath of the cable may get damaged due to chemical action with impurities present in the soil when buried in earth crystallisation of lead through vibrations mechanically injury any one chemical action with impurities present in the soil when buried in earth crystallisation of lead through vibrations mechanically injury any one ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (11-06-2017) In a load duration curve for an integrated power system, the uppermost crest represents the energy contributed by which one of the following? Major thermal stations Non-conventional power stations Base power stations Peaking hydro or gas turbine stations Major thermal stations Non-conventional power stations Base power stations Peaking hydro or gas turbine stations ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (11-06-2017) Powe system stability is least affected by reactance of generator losses reactance of transmission line input torque reactance of generator losses reactance of transmission line input torque ANSWER DOWNLOAD EXAMIANS APP
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