The capacity of a 20 cm screw conveyor that is moving dry corn is expressed in liters per second and the conveyor speed in revolutions per minute. A test was conducted in Rock Island, IL, on conveyor model JD172 last week. The results of the test are given below:



(a) Plot the data on log-log paper with angular velocity as the independent variable.

(b) Determine the equation that expresses capacity as a function of angular velocity using the method of selected points.

(c) Repeat (a) and (b) using computer-assisted methods.


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