A Container Is Filled with a Mixture of Helium (Light

question 41

Multiple Choice

A container is filled with a mixture of helium (light molecules) and oxygen (heavy molecules) gases.A thermometer in the container reads 22°C.Which gas molecules have the greater average kinetic energy?

• A) It is the same for both of the gases because the temperatures are the same.
• B) The oxygen molecules do because they are diatomic.
• C) The oxygen molecules do because they are more massive.
• D) The helium molecules do because they are less massive.
• E) The helium molecules do because they are monatomic.

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Definitions:

Checking Indicator

A precision measurement tool used to assess the conformity of parts to specified tolerances or dimensions, often in machining processes.

Circular Runout

A form of measurement that checks the roundness and concentricity of a cylindrical object's surface as it rotates.

Circularity

The condition where all points on a circle’s circumference are equidistant from the center, measuring roundness.

Datum Axis

Datum Axis refers to an imaginary line, plane, or point referenced in manufacturing and design to measure the geometry of parts and assemblies for precise construction.