MCQOPTIONS
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| 1. |
What is the angle made by the sloping side when the trapezoidal channel discharges to the maximum extent? |
| A. | 30° |
| B. | 45° |
| C. | 60° |
| D. | 90° |
| Answer» D. 90¬¨¬®‚Äö√†√ª | |