Due to which of the following reasons the cables should not be operated too hot ?

Question

Xaibi Aslam · Accepted Answer

E.  All of the above

Xaibi Aslam · Answer

The oil may loose its viscosity and it may start drawing off from higher levels

Xaibi Aslam · Answer

Expansion of the oil may cause the sheath to burst

Xaibi Aslam · Answer

Unequal expansion may create voids in the insulation which will lead to ionization

Xaibi Aslam · Answer

The thermal instability may rise due to the rapid increase of dielectric losses with temperature

Question #76321