Q.The lead sheath of the cable may get damaged due to
AMechanically injury
BCrystallization of lead through vibrations
CChemical action with impurities present in the soil when buried in earth
DAny of the above
Correct Answer : (D)
Any of the above
Hints :
The lead sheath of the cable may get damaged due to Mechanically injury, Crystallization of lead through vibrations and Chemical action with impurities present in the soil when buried in earth.