What is the margin of a valve?

What will be an ideal response?


The margin of the valve is the area between the top of the valve face and the head of the valve.

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The type of steam trap that provides a fairly continuous (as opposed to intermittent) flow of condensate is the _____.

a. inverted bucket trap b. thermostatic bellows trap c. float and thermostatic trap d. thermodynamic trap

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A simple method of solving circuits consisting of only two resistors in parallel (with either equal or unequal values) is called the “____________________ over the sum” method.

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

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What is the PCM test called that compares sensor inputs to one another to see if the information makes sense when analyzed as a group?

What will be an ideal response?

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Evacuated tube collectors consists of numerous sealed glass tubes attached to a common top pipe called a _____ .

A. ?central heat pipe? B. ?vaporizer? C. ?manifold? D. ?heat exchanger?

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