MCQOPTIONS
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| 1. |
If the columns are effectively held in position and restrained against rotation at both ends. Recommend the value of effective length. |
| A. | 0.6×l |
| B. | 0.65×l |
| C. | 0.77×l |
| D. | 0.9×l |
| Answer» C. 0.77×l | |