Using Table 67-1, what would be the insulation R-factor of 4 inches of medium density fiberglass batt and blanket material?

What will be an ideal response?


3.7 per inch x 4 inches = 14.8

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Adding a chemical to make ethylene glycol bitter to the taste is called ________.

A) Embittered B) Refractometer C) Passivation D) Electrolysis

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?When would higher amperage and short arc length be used to make a root weld?

A. ?When making a weld in the flat position. B. ?When the root gap is small or there is no root gap. C. ?For welds made in very thick metal. D. ?When making vertical welds on thick plates.

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What size evaporator should you use with a 24,000 btuh freezer condensing unit?

a. 12,000 btuh b. 24,000 btuh c. 30,000 btuh d. 36,000 btuh

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Physical traits of the Chinese ring-neck cock include a _____ head.

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

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