1.

A rubber pipe of density \[1.5\times {{10}^{3}}\,N/{{m}^{2}}\] and Young's modulus \[5\times {{10}^{6}}\,N/{{m}^{2}}\] is suspended from the roof. The length of the pipe is 8 m. What will be the change in length due to its own weight                                  [RPET 1996]

A. 9.6 m
B. \[9.6\times {{10}^{3}}\,m\]
C. \[19.2\times {{10}^{-2}}\,m\]
D. \[9.6\times {{10}^{-2}}\,m\]
Answer» E.


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