Thursday, 2024-11-07
The daily puzzle:
What does '*****' mean in the following text?
"A ***** is a rotary mechanical device that extracts energy from a fluid flow and converts it into useful work. A ***** is a turbomachine with at least one moving part called a rotor assembly, which is a shaft or drum with blades attached. Moving fluid acts on the blades so that they move and impart rotational energy to the rotor. Early ***** examples are windmills and waterwheels."--++--++--
The answer and more (#)