Electrical Cables The current carrying capacity of cables in D.C. is more than that in A.C. mainly due to Absence of harmonics None of the listed here Nonexistence of any stability limit Smaller dielectric loss Absence of harmonics None of the listed here Nonexistence of any stability limit Smaller dielectric loss ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables Solid type cables are considered unreliable beyond 66 kV because There is a danger of breakdown of insulation due to the presence of voids Of corona loss between conductor and sheath material Skin effect dominates on the conductor Insulation may melt due to higher temperature There is a danger of breakdown of insulation due to the presence of voids Of corona loss between conductor and sheath material Skin effect dominates on the conductor Insulation may melt due to higher temperature ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables The surge resistance of cable is 100 ohms 50 ohms 5 ohms 500 ohms 100 ohms 50 ohms 5 ohms 500 ohms ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables The insulating material for a cable should have High mechanical strength High dielectric strength low cost All of the listed here High mechanical strength High dielectric strength low cost All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables Is a cable is to be designed for use on 1000 kV, which insulation would you prefer ? Polyvinyle chloride Vulcanised rubber Compressed SF6 gas Impregnated paper Polyvinyle chloride Vulcanised rubber Compressed SF6 gas Impregnated paper ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables If a cable of homogeneous insulation has a maximum stress of 10 kV/mm, then the dielectric strength of insulation should be 10 kV/mm 15 kV/mm 30 kV/mm 5 kV/mm 10 kV/mm 15 kV/mm 30 kV/mm 5 kV/mm ANSWER DOWNLOAD EXAMIANS APP