In platform framing, subfloors commonly have a tongue-and-groove pattern in the edge to _____.

A. reduce the need for insulation
B. help minimize floor squeaking
C. allow fewer joists to be used
D. block the entry of mold-laden air into the duct system


Answer: B

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Most metals are used in their pure metallic state

Indicate whether the statement is true or false.

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An AISI 304 stainless steel sheet is going through an annealing process inside an electrically heated oven. The ambient air inside the oven is 600°C, while the surrounding surfaces of the oven are at a uniform temperature of 750°C. If the emissivity of the stainless steel sheet is 0.40 and the average convection heat transfer coefficient is 10?W/m2•K, determine the temperature of the stainless steel sheet.

What will be an ideal response?

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Identify the viewpoint (e.g., budget, government unit, citizen, business owner), and categorize the following cash flows as a benefit, disbenefit, or cost:

(a) $600,000 annual income to area businesses from tourism created by new freshwater reservoir/recreation area (b) $450,000 per year for repainting of bridge across the Mississippi River (c) $800,000 per year maintenance by container-ship port authority (d) Loss of $1.6 million in salaries for border residents because of strict enforcement of immigration laws (e) Reduction of $600,000 per year in car repairs because of improved roadways ( f ) Expenditure of $350,000 for guardrail replacement on freeway (g) $1.8 million loss of revenue by farmers because of highway right-of-way purchases

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The branch circuit serving patient bed locations shall ____.

A. be located at least 6 ft. from all defined wet locations B. be shielded from microwave interference C. not be part of a multiwire branch circuit D. not be connected to an auxiliary or back up service

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