When material bends, this occurs on the inside of the bend.
a. compression
b. stretching
a. compression
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The annual flows (lowest one-day flow rate within a calendar year) of two tributaries of a river are expected to be linearly related. Data for a 12-year period are shown below.
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Use a spreadsheet to do the following:
(a) Compute the best-fit line using the method of least squares. Use data for the north tributary as the independent variable.
(b) Plot the data and the prediction equation on the same graph.
(c) Compute the correlation coefficient and interpret it.
(d) If the low flow for the north tributary is 150 cfs, what would you expect the flow for the south tributary to be?
If the resistor decreases in Figure 12-2, the total current ________
A) remains the same B) decreases C) decreases to zero D) increases
The effective operation of punch presses, high inertia machines, pumps, and centrifugal fans require __________ load characteristics.
A. constant torque B. constant horsepower C. variable torque
Define alloy.
What will be an ideal response?