Forging to join metals uses:

A) Additional filler metals B) Electric resistance
C) Heat and pressure D) All of the above


C

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List some of the common preventative maintenance tasks for hydraulic systems.

What will be an ideal response?

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The rule for a conventional fireplace (only one side open) is that the cross-sectional area of the flue lining should be _____ the total area of the fireplace opening.

A. 1/12 B. 1/10 C. 1/6 D. 1/5

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In the following equation of state, a is constant.

P= RT/?V+ (aT^1.5)/?V^2 Which of the following is a correct expression for the molar entropy residual property for this equation of state? A.R ln?(Z)+(1.5a?T)/?V^2 B.R ln?(Z)-(1.5a?T)/?V^2 C.R ln?(Z)+(1.5a?T)/?V D.R ln?(Z)-(1.5a?T)/?V E.None of these are the correct expression.

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Which type of thread standard uses more threads per inch?

A) National fine NF B) Pipe threads C) AHRI standard threads D) National course NC

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