?Is there any benefit to the mill scale that can be found on almost all hot rolled steel?

A. ?It can help the deoxidizers in the filler metal to react with the weld to make a better weld.
B. ?It can help to prevent rust from forming.
C. ?It acts like a dam along the sides of the weld pool to keep the weld bead from getting too wide.
D. ?No it has no benefit.


Answer: B

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A. the governors often had a greater sense of loyalty to their colony than to the king. B. the governors were usually chosen by colonial legislatures and could be removed from office by the legislatures. C. the king generally held the views of colonial legislators in higher regard than those of the governors. D. colonial legislatures controlled taxes and expenditures that paid the governors' salaries. E. of the threat of violence.

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With the entering air to the condenser above 70ºF, the temperature difference between the outdoor air and the condensing temperature on standard units will be ____.

A. 10°F to 15°F B. 15°F to 20°F C. 20°F to 25°F D. 25°F to 30°F

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What will be an ideal response?

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