_____ occurs when the electrode comes into physical contact with the molten weld pool or solid base metal upon initiation of the weld.?
Fill in the blank(s) with the appropriate word(s).
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Ohm’s Law states that when voltage is held constant and __________ increases, then current decreases.
Fill in the blank(s) with the appropriate word(s).
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Compute the reactions at supports A and E of the three-hinged parabolic arch in Figure P6.23. Next compute the shear, axial load, and moment at points B and D, located at the quarter points.
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Why does the air's relative humidity affect comfort?
A) Human comfort is not affected by the relative humidity B) Water molecules in the air act as thermal conductors C) Water molecules in the air act as thermal insulators D) The relative humidity affects how rapidly perspiration can evaporate
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Describe tabular dimensioning.
What will be an ideal response?
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