Electrical Cables The relative permittivity of rubber is 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 Between 8 and 9 Between 5 and 7 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 If a power cable and a communication cable are to run parallel the minimum distance between the two, to avoid interference, should be 100 cm 30 cm 50 cm 20 cm 100 cm 30 cm 50 cm 20 cm ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables In single core cables armouring is not done to None of the listed here Either of the listed here Make it flexible Avoid excessive sheath losses None of the listed here Either of the listed here Make it flexible Avoid excessive sheath losses ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables The inter sheaths in the cables are used to Minimize the stress Provide proper stress distribution Avoid the requirement of good insulation None of the listed here Minimize the stress Provide proper stress distribution Avoid the requirement of good insulation None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables The thickness of metallic shielding on cables is usually 40 to 60 mm 3 to 5 mm 0.04 mm 0.2 to 0.4 mm 40 to 60 mm 3 to 5 mm 0.04 mm 0.2 to 0.4 mm ANSWER DOWNLOAD EXAMIANS APP
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