Electrical Cables The thickness of metallic shielding on cables is usually 0.04 mm 0.2 to 0.4 mm 3 to 5 mm 40 to 60 mm 0.04 mm 0.2 to 0.4 mm 3 to 5 mm 40 to 60 mm 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 Double None of the listed here Four times One half Double None of the listed here Four times One half ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables In case of three core flexible cable the color of the neutral is Black Brown Blue Red Black Brown Blue Red 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 Avoid excessive sheath losses Make it flexible None of the listed here Either of the listed here Avoid excessive sheath losses Make it flexible ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables The breakdown of insulation of the cable can be avoided economically by the use of None of the listed here Insulating materials with different dielectric constants Both Inter-sheaths and Insulating materials with different dielectric constants Inter-sheaths None of the listed here Insulating materials with different dielectric constants Both Inter-sheaths and Insulating materials with different dielectric constants Inter-sheaths 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 Skin effect dominates on the conductor Of corona loss between conductor and sheath material Insulation may melt due to higher temperature There is a danger of breakdown of insulation due to the presence of voids Skin effect dominates on the conductor Of corona loss between conductor and sheath material Insulation may melt due to higher temperature ANSWER DOWNLOAD EXAMIANS APP
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