Question 230Steam Plants - 1st Asst/Chief
70% to passWhich of the following statements is true concerning the information tabulated in the table? Illustration SG-0004
AAt 185.3 psig
B192°C).
CWhen one pound of water changes to one pound of steam at 200 psia
DC
AI Explanation
The correct answer is C) When one pound of water changes to one pound of steam at 200 psia. The information provided in the table illustrates the changes in temperature and pressure when one pound of water changes to one pound of steam. The correct answer, C, specifically refers to this process occurring at 200 psia (pounds per square inch absolute), which is the standard unit of measurement for pressure in steam systems. The other options are incorrect because they do not accurately describe the information shown in the table. Option A refers to a specific pressure value that is not mentioned, and option B refers to a temperature value in Celsius, which is also not provided in the table.
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