The insulating material should have____________?

Related Mcqs:

The bedding on a cable consists of____________?

A. hessian cloth B. jute C. any of the above D. none of the above...

A cable carrying alternating current has__________?

A. hysteresis losses only B. hysteresis and leakage losses only C. hysteresis, leakage and copper losses only D. hysteresis, leakage, copper and friction losses...

Solid type cables are considered unreliable beyond 66 kV because___________?

A. insulation may melt due to higher temperature B. skin effect dominates on the conductor C. of corona loss between conductor and sheath material D. there is a danger of breakdown of insulation due to the presence of voids...

The breakdown voltage of a cable depends on_____________?

A. presence of moisture B. working temperature C. time of application of the voltage D. all of the above...

The thickness of metallic shielding on cables is usually_______________?

A. 0.04 mm B. 0.2 to 0.4 mm E. 3 to 5 mm D. 40 to 60 mm...