The heat output of finned-tube baseboard is expressed in Btu/hr./ft. of active element length. The active length of the element is the length of pipe ____.

a. under a source of downward drafts
b. nearest the riser’s centerline
c. covered with fins
d. in the entire assembly


c. covered with fins

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A high rate data ____________________ sensor is used for misfire detection.

Fill in the blank(s) with the appropriate word(s).

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An increase of 0.002" in the bore size will increase the gap by about 0.016".

Answer the following statement true (T) or false (F)

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Agricultural uses of soil include the production of food, fiber, timber, and other plants, as well as landscaping

Indicate whether the statement is true or false.

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The stairwell is the opening in the floor for the stair framing to pass through.

Answer the following statement true (T) or false (F)

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