a: wind turbine ~
b: a giant propeller
What:
"The wind turbine is like a giant propeller and as such needs the kinetic power of the wind to rotate it meaning that at low wind speeds or prolonged levels of no wind (calm weather), the turbine does not generate any useful electricity."
Useful?
Writer: Not Stated
LCC:
Where:
Date: Mar 13 2015 10:18 AM
# 7536 Critique Analogy