Monday, May 18, 2009

On the Speed of Sound and Marking Times...


... or more precisely, the speed of sound squared, which, as we recall form our compressible gas dynamics, in chapter… uh… 2, is nothing but what? You see, it is nothing but the rate of change of pressure with respect to a change in density. You see what is coming out here? It is your favourite derivative:



Marking is nothing but what? It is mechatronic system. And the project assignment is the plant, the derivative is the actuator, and a flu would be nothing but what? It is such disturbance signal. (*Said while leaning forward, and pretending to stroke a short, but slightly tall dog.*)
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