Wind Turbine Design Quiz

What is the maximum size for the wind tunnel's internal dimensions?

• 50" x 50"

• 36" x 36"

• 40" x 40"

• 60" x 60"

How many generators are allowed per turbine?

• Two

• Three

• One

• Four

What must you label at the base of your turbine?

• The brand name

• The wire colors

• Which wire is positive and negative

• The turbine's weight

What is a critical judging criterion for turbine design?

• Cost

• Innovation

• Size

• Color

What must teams provide if they use 3D printed parts?

• A video of the printing process

• Documentation about the CAD files

• A sample of the material used

• A certificate of authenticity

What is discouraged due to potential danger?

• Wooden blades

• Metal and plexiglass blades

• Plastic blades

• Fabric blades

Wind is made by ________?

• A mixture of turbulent air creating lightning and thunder

• Combined effects of gravitational pull from the sun and moon

  
  

• The movement of plate tectonics

  
  

• Uneven heating of Earth's surface creating pressure differences

  
  

When the shaft of a wind turbine rotates:

• The blades rotate as a result

  
  

• The brakes of the wind turbine are applied

  
  

• The gears rotate to power a generator

  
  

• The pitch of the blades change

  
  

Wind turbines convert wind energy into what type of energy?

• Heat energy

• Electrical energy

• Chemical energy

• Mechanical energy

Of the following choices, which is a disadvantage of larger blades?

• The blades weigh more, can bend and need more wind to move

  
  

• The blades catch more wind

  
  

• The blades are stronger

  
  

• The blades are made of carbon fiber