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.

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