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Recall that an exothermic chemical reaction is one that releases a net sum of energy, as opposed to an…
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When I began teaching full-time in 1998, most of what I thought I understood about good teaching was actually…
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The very purpose of physics is to quantitatively describe and explain the physical world in as few terms as…
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Area refers to the size of two-dimensional surface. Volume refers to the size of a three-dimensional space. To…
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A damper (otherwise known as a louvre) is a multi-element flow control device generally used to throttle large…
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Steam boilers are very common in industry, principally because steam power is so useful. Common uses for steam…
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Labwork is an essential part of any science-based curriculum. Here, much improvement may be made over the…
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I remember first learning about the world-wide Internet, and wondering what it actually looked like. The first…
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All masses require force to accelerate (we can also think of this in terms of the mass generating a reaction…
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Non-dispersive analysis, while newer in discovery than dispersive analysis (Isaac Newton’s 17th-century…
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The following photograph shows a large air blower in a wastewater treatment facility equipped with a…
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In this section I will show screenshots from a process loop simulation program illustrating the effectiveness…
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Earlier in this chapter you were shown a model of a nitrogen atom with a dense nucleus (comprised of protons…
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There are multiple motives for compromising the security of an industrial control system, some of which…
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In a manually-controlled process, a human operator directly actuates some form of final control element…
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A fluid is any substance having the ability to flow: to freely change shape and move under the influence of a…
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It is possible to convey electrical power and communicate analog information over the same two wires using 4…
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Filled-bulb systems exploit the principle of fluid expansion to measure temperature. If a fluid is enclosed in…
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Many traditional flowmeter technologies respond to the volumetric flow rate of the moving fluid.…
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