What are three basic components of a welding symbol?

What will be an ideal response?


reference line, tail and leader

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The ____________________ is a device that will trip or open on an overload and must be manually reset.

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

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Lumber can be classified according to

a. the way the lumber was sawed from the log b. the way the lumber is cured c. the way the lumber will be used d. all answers are correct

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Estimate U, and find the relative uncertainty in the estimate, assuming that X = 5.0 ± 0.2, Y = 10.0 ± 0.5, and

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Which type of sealer is to be used on non-machined surfaces?

A) RTV B) anaerobic sealer C) Either A or B D) Neither A nor B

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