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 In a cable the voltage stress is maximum at Core of the conductor Insulator Sheath Surface of the conductor Core of the conductor Insulator Sheath Surface of the conductor ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables Cables for 220 kV lines are invariably Rubber insulated Paper insulated Compressed oil or compressed gas insulated Mica insulated Rubber insulated Paper insulated Compressed oil or compressed gas insulated Mica insulated 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 20 cm 50 cm 100 cm 30 cm 20 cm 50 cm 100 cm 30 cm ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables The relative permittivity of rubber is Between 2 and 3 Between 5 and 7 Between 8 and 9 None of the listed here Between 2 and 3 Between 5 and 7 Between 8 and 9 None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables The insulation of the cable decreases with The decrease in the length of the insulation The increase in length of the insulation Both of the listed here None of the listed here The decrease in the length of the insulation The increase in length of the insulation Both of the listed here None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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