Transmission & Distribution Which of the following faults is most likely to occur in cables? All of these Cross or short-circuit fault Breakdown of cable insulation Open circuit fault All of these Cross or short-circuit fault Breakdown of cable insulation Open circuit fault ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution Which of the distribution system is used for domestic loads? 3phase, 3-wire system 3-phase, 4- wire system None of the listed here 1 phase, 2-wire system 3phase, 3-wire system 3-phase, 4- wire system None of the listed here 1 phase, 2-wire system ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution Skin effect only exist in Cables carrying dc current Low voltage dc overhead transmission High voltage dc overhead transmission Ac transmission Cables carrying dc current Low voltage dc overhead transmission High voltage dc overhead transmission Ac transmission ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution With the increase in the values of voltage and power factor, the cost of transmission line conductor Decreases Is unaffected Increases exponentals Increases Decreases Is unaffected Increases exponentals Increases ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution The spacing between phase conductors of a 220 kV line is approximately equal to 6 m 3.5 m 8.5 m 2 m 6 m 3.5 m 8.5 m 2 m ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution When a conductor carries more current on the surface as compared to core, it is due to Corona Unsymmetrical fault Permeability variation Skin effect Corona Unsymmetrical fault Permeability variation Skin effect ANSWER DOWNLOAD EXAMIANS APP
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