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Note:- You can add tough questions into your favourite list for second revision. |
Underground cables are laid at sufficient depth | |
A. | to minimise temperature stresses [Wrong Answer] |
B. | to avoid being unearthed easily due to removal of soil [Wrong Answer] |
C. | to minimise the effect of shocks and vibrations due to passing vehicles, etc. [Correct Answer] |
D. | for all of the above reasons [Wrong Answer] |