Electrical Cables The relative permittivity of rubber is Between 8 and 9 Between 5 and 7 None of the listed here Between 2 and 3 Between 8 and 9 Between 5 and 7 None of the listed here Between 2 and 3 ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables The insulating material should have Low permittivity High resistivity High dielectric strength All of the listed here Low permittivity High resistivity High dielectric strength All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables A certain cable has an insulation of relative permittivity 4. If the insulation is replaced by one of relative permittivity 2, the capacitance of the cable will become None of the listed here Four times Double One half None of the listed here Four times Double One half ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables Dielectric strength of rubber is around 5 kV/mm 15 kV/mm 25 kV/mm 30 kV/mm 5 kV/mm 15 kV/mm 25 kV/mm 30 kV/mm ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables The material for armouring on cable is usually Steel tape Both Steel tape and Galvanized steel wire Galvanized steel wire None of the listed here Steel tape Both Steel tape and Galvanized steel wire Galvanized steel wire None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables The current carrying capacity of cables in D.C. is more than that in A.C. mainly due to Nonexistence of any stability limit Smaller dielectric loss Absence of harmonics None of the listed here Nonexistence of any stability limit Smaller dielectric loss Absence of harmonics None of the listed here ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS