Electrical Cables Which of the following protects a cable against mechanical injury? Bedding Sheath Armouring None of the listed here Bedding Sheath Armouring None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables The thickness of metallic shielding on cables is usually 0.04 mm 3 to 5 mm 0.2 to 0.4 mm 40 to 60 mm 0.04 mm 3 to 5 mm 0.2 to 0.4 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 Four times None of the listed here One half Double Four times None of the listed here One half ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables If the length of a cable is doubled, its capacitance Becomes one-half None of the listed here Becomes double Becomes one-fourth Becomes one-half None of the listed here Becomes double Becomes one-fourth ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables The relative permittivity of rubber is Between 5 and 7 Between 8 and 9 Between 2 and 3 None of the listed here Between 5 and 7 Between 8 and 9 Between 2 and 3 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 Absence of harmonics Nonexistence of any stability limit None of the listed here Smaller dielectric loss Absence of harmonics Nonexistence of any stability limit None of the listed here Smaller dielectric loss ANSWER DOWNLOAD EXAMIANS APP
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