Electrical Cables Capacitance grading of cable implies Cables using single dielectric in different concentrations Use of dielectrics of different permeabilities Capacitance required to be introduced at different lengths to counter the effect of inductance Grading according to capacitance of cables per km length Cables using single dielectric in different concentrations Use of dielectrics of different permeabilities Capacitance required to be introduced at different lengths to counter the effect of inductance Grading according to capacitance of cables per km length ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables Is a cable is to be designed for use on 1000 kV, which insulation would you prefer ? Compressed SF6 gas Vulcanised rubber Impregnated paper Polyvinyle chloride Compressed SF6 gas Vulcanised rubber Impregnated paper Polyvinyle chloride ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables If a power cable and a communication cable are to run parallel the minimum distance between the two, to avoid interference, should be 50 cm 30 cm 20 cm 100 cm 50 cm 30 cm 20 cm 100 cm ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables Cables for 220 kV lines are invariably Paper insulated Rubber insulated Compressed oil or compressed gas insulated Mica insulated Paper insulated Rubber insulated Compressed oil or compressed gas insulated Mica insulated ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables In capacitance grading of cables we use a _________ dielectric. Composite Homogeneous Hygroscopic Porous Composite Homogeneous Hygroscopic Porous ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables Underground cables are laid at sufficient depth To minimize temperature stresses All of the listed here To minimize the effect of shocks and vibrations due to gassing vehicles, etc. To avoid being unearthed easily due to removal of soil To minimize temperature stresses All of the listed here To minimize the effect of shocks and vibrations due to gassing vehicles, etc. To avoid being unearthed easily due to removal of soil ANSWER DOWNLOAD EXAMIANS APP
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