The Pressure of the Gas in a Compressed Gas Tank

question 1

Multiple Choice

The pressure of the gas in a compressed gas tank is 862 kPa when the gas is at 35 °C.To what will the pressure change when the temperature drops to 7 °C?

• A)0.00128 kPa
• B)4.31 * 10³ kPa
• C)172 kPa
• D)784 kPa
• E)948 kPa

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Definitions:

R Charts

Control charts used to monitor the range within samples in order to assess the variability of a process.

Process Capability Index

A statistical measure that quantitatively determines a process's ability to produce output within specified limits.

Specification Limits

Predefined bounds within which a product, service, or outcome must fall to be considered acceptable quality.

Standard Errors

Measures of the statistical accuracy of an estimate, reflecting how much an estimated parameter varies under repeated sampling.