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Q. |
The elongation of a conical bar under its own weight is equal to |
A. | that of a prismatic bar of the same length |
B. | one third that of a prismatic bar of the same length |
C. | One fourth that of a prismatic bar of the same length |
D. | one sixth that of a prismatic bar of the same length |
E. | None of the above |
Answer» B. one third that of a prismatic bar of the same length |
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