Which of the following is a joining process?

A. welding
B. casting
C. molding
D. broaching


Answer: A

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Check which of the following are appropriate steps toward the end of the commissioning process? Select all that apply.

A) Assist in hiring owner's maintenance staff. B) Document that these procedures have been performed along with their outcome. C) Formulate a guarantee that controls operate properly. D) Follow up during the first year of operation to check seasonal performance and address any owner concerns. E) Verify that operating manuals are turned over to the owner.

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El término corte en cruz significa _____.

a. que se usa sólo un cuarto del árbol b. que el madero se clasifica como madera blanda c. que el madero se corta con los anillos de crecimiento en un ángulo superior a 45 grados d. que el rollizo se corta en cuatro largos iguales antes de cortarlo en maderos

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The purpose of an external equalizer in a TXV is to ____.

A. compensate for excessive evaporator pressure drop B. allow system to equalize faster C. prevent the expansion valve from frosting up D. allow refrigerant to expand in the compressor

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In order to obtain the correct length for a common rafter, it is necessary to _____

A) subtract the width of the bird?s mouth B) subtract half the thickness of the ridgeboard C) subtract half the thickness of the rafter D) add half the thickness of the ridgeboard

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