Renewable Energy Practic Quiz 1

1) Which of the following are components of a typical generator?

• magnetic coils

• kinetic energy

• wire

• all of the above

Which of the following generators would have the highest voltage?

• 100 coils

• 1000 coils

• 5,000 coils

• The number of coils do not matter

What is the name of the device that covers the generating components in a wind turbine?

• Governor

• Gearbox

• Nacelle

• Generator

Which wind turbine component is responsible for amplifying the torque of the blades into additional speed of the main shaft?

• governor

• gearbox

• nacelle

• generator

6) Which wind turbine component converts the kinetic energy of the wind into electrical energy?

• governor

• nacelle

• gearbox

• generator

According to the figure above, the coast of North Carolina is considered

• a good area for wind energy

• a poor area for wind energy

• an outstanding area for wind energy

• a superb area for wind energy

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Doubling the wind velocity of a turbine in the low range can result in

• twice the power production

• three times the power production

• five times the power production

• eight times the power production

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NGSS.HS-PS3-3

9) Methods used for making wind turbine blades more efficient include

• using aerodynamics to reduce drag

• twisting the blades so each part is more effective for its speed

• using verticle blades where wind direction changes often

• all of the above

Tags

NGSS.MS-ETS1-2

NGSS.MS-ETS1-3

NGSS.MS-ETS1-1

NGSS.MS-ETS1-4

Which of the following forces act on the blades of a wind turbine

• drag forces

• lift forces

• both a and b above

• none of the above

Which is not a key component of a wind turbine?

l

• rotator spool

• generator

• blades

• gear box