How many flats does a hex nut have?

A. three
B. six
C. four
D. eight


Answer: B

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Which method associated with processing involves using impact and abrasion to further reduce the size of crushed rock and ore?

A) Sizing B) Grinding C) Crushing D) Filtering

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Gillian has developed estimates for strengthen­ing the undercarriage on a medium-use, 70-year-old bridge for which there is no budget to replace the bridge for the next 5 years. Esti­mates are P = $800,000, S = 0, maintenance cost, M&O = $10,000 per year, n = 5 years. Use a spreadsheet and MARR of 2% per year to do the following:

(a) Determine what the project will cost in PW terms.
(b) During the analysis, Gillian learned that some 25 similar projects had been completed over the last 10 years. With the help of her supervisor, Gillian obtained the information below on the first cost, P, and maintenance cost, M&O, for these projects. Repeat the PW evaluation using expected values for these two estimates. Is PW higher or lower than the value in part (a)?

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The brake bleeding procedure usually specified for a rear-wheel vehicle with a dual split master cylinder is ________

A) RR, LR, RF, LF B) RF, LR, LF, RR C) LF, RF, LR, RR D) LR, RR, LF, RF

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General notes apply to the drawing overall rather than to specific items. General notes are commonly lettered in the field of the drawing.

Answer the following statement true (T) or false (F)

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