Which Type of Flow-Measuring Device Uses Struts to Create a Partial

question 48

Multiple Choice

Which type of flow-measuring device uses struts to create a partial obstruction to gas flow,causing whirlpools to be produced when gas flows through it?

• A) Monel pneumotachograph
• B) Ceramic pneumotachograph
• C) Vortex ultrasonic flowmeter
• D) Variable-orifice pneumotachograph

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Definitions:

Descriptive

Pertaining to the detailed description of characteristics, behaviors, or phenomena, without making judgments or inferring causes.

Correlational Research

A research method that examines the relationship between two variables to determine if they occur together in a predictable pattern.

Association Between Variables

A statistical relationship or link indicating how changes in one variable relate to changes in another variable.

Experimental Method

A research method involving the manipulation of variables to test a hypothesis and ascertain cause-and-effect relationships.