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1. |
The region of the cross-section of a column in which compressive load may be applied without producing any tensile stress, is known as the core of the cross-section. In circular columns the radius of the core, is |
A. | One-half of the radius |
B. | One-third of the radius |
C. | One-quarter of the radius |
D. | One-fifth of the radius |
Answer» D. One-fifth of the radius | |