In cables the charging current__________?

Related Mcqs:

The current carrying capacity of cables in D.C. is more than that in A.C. mainly due to__________?

A. absence of harmonics B. non-existence of any stability limit C. smaller dielectric loss D. absence of ripples E. none of the above...

In single core cables armouring is not done to________?

A. avoid excessive sheath losses B. make it flexible C. either of the above D. none of the above...

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...

It is difficult to maintain oil filled cables____________?

A. Yes B. No...

Capacitance grading of cable implies__________?

A. use of dielectrics of different permeabilities B. grading according to capacitance of cables per km length C. cables using single dielectric in different concentrations D. capacitance required to be introduced at different lengths to counter the effect of inductance E. none of the above...