Surface oxides on aluminum alloys melt at a temperature ________ base metal

A) Three times that of B) One half that of C) Equal to D) None of the above


A

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____ strength is the determination of the beam strength required to resist the force applied to a beam measured in moments.

A. Load B. Bending C. Tensile D. Torsion

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Lawns require a fertilizer high in sulfur and lime (indicated by the first two numbers on the fertilizer label)

Indicate whether the statement is true or false

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A ____ is equal to one-millionth (1/1,000,000) of an ampere.

A. nanoampere B. picoampere C. microampere D. milliampere

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What is the term for a U-shaped fitting that contains a water seal to prevent passage of air or gas through a pipe without materially affecting the flow of sewage or liquid waste?

A. spillover B. fixture trap C. negative pressure fitting D. fixture vent

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