Power Systems Bundled conductors are used for EHV transmission lines primarily for reducing the copper loss corona loss surge impedance of the line voltage drop across the line copper loss corona loss surge impedance of the line voltage drop across the line ANSWER DOWNLOAD EXAMIANS APP
Power Systems Suspension type insulators are used for voltage beyond 440 V 11 kV 33 kV 230 V 440 V 11 kV 33 kV 230 V ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which type of connection is employed for current transformers for the protection of star- delta connected 3-phase transformer? star-star star-delta delta-delta delta-star star-star star-delta delta-delta delta-star ANSWER DOWNLOAD EXAMIANS APP
Power Systems The method of neutral grounding affects the negative sequence network zero sequence network All of these positive sequence network negative sequence network zero sequence network All of these positive sequence network ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a surge impedance of 400 Ω for a length of the line of 200 km. If the length of line is increased to 400 km, then its surge impedance is 800 Ω 400 Ω 200 Ω 0 Ω 800 Ω 400 Ω 200 Ω 0 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems Transmission lines are transposed to reduce ferranti effect interference with neighbouring communication lines proximity effect skin effect ferranti effect interference with neighbouring communication lines proximity effect skin effect ANSWER DOWNLOAD EXAMIANS APP
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