____ also control(s) flatness.

A. Parallelism
B. Angularity
C. Profile
D. both a and b
E. none of the above


Answer: D

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Which of the following is true with regard to steel erection?

a. Respirators are never needed when welding. b. A hot work permit may be required when welding. c. Welding epoxy-coated surfaces is safer than welding bare metal. d. Eye protection is not necessary when wearing a welding helmet

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There is a special sale on engine oil. If you purchase more than one 12-quart case, you will receive a 5 percent discount. If you purchase six or more cases, you will receive a 10 percent discount. You have two vehicles that require an oil change every 4,000 miles. Vehicle #1 requires four quarts per oil change plus one additional quart when you also change the oil filter. Vehicle #2 requires five quarts per change plus one quart whenever the filter is changed. Each year your family drives vehicle #1 about 16,000 miles and vehicle #2 about 24,000 miles. You change the oil filter every other time the oil is changed. The normal price for oil is $22.49 per case. Oil filters cost $4.39 each. What is the total yearly cost for all oil and oil filters?

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

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What three factors determine the friction coefficient of a material?

A) Heat, surface area, friction material B) Friction material, surface area, surface finish C) Heat, friction material, surface finish D) Heat, surface area, surface finish

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What are companion animals?

What will be an ideal response?

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