

MCQOPTIONS
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1. |
Angle of inclination of the lacing bar with the longitudinal axis of the column should preferably be between _________. |
A. | 10° to 30° |
B. | 30° to 80° |
C. | 40° to 70° |
D. | 20° to 70° |
Answer» D. 20° to 70° | |