History of Wind Power

What was the primary use of windmills in Europe during the 12th century?

• None of the above

• Cutting wood

• Grinding grain and pumping water

• Generating electricity

What is the main function of the gearbox in a wind turbine?

• To connect the blades to the hub

• To increase the rotation speed

• To generate electricity

• To reduce the rotation speed

Which component of the wind turbine is primarily responsible for converting wind energy into mechanical energy?

• The substation

• The foundation

• The tower

• The rotor blades

What is a significant advantage of locating wind turbines offshore?

• Higher wind speeds

• Lower construction costs

• Less environmental impact

• Easier maintenance

By what year does the United States project to double its wind energy capacity to 225 GW?

• 2050

• 2030

• 2025

• 2040