MCQOPTIONS
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| 1. |
What is a vertical wind turbine? |
| A. | Wind turbines are rotate about an axis perpendicular to the plane of wind streamlines |
| B. | Wind turbines are rotate about an axis diagonal to the plane of ground |
| C. | Wind turbines are rotate about an axis 30 degrees to the plane of ground |
| D. | Wind turbines are rotate about an axis parallel to the plane of ground |
| Answer» B. Wind turbines are rotate about an axis diagonal to the plane of ground | |