Hidden lines are usually _______ lines that are thinner than object lines.
Fill in the blank(s) with the appropriate word(s).
broken
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What materials can be used to dampen sound from mechanical equipment?
What will be an ideal response?
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By front and backside of a cylinder wall, we mean sides at a ____° angle to the wrist pin.
a. 45 b. 90 c. 135 d. 180
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For outdoor electric de-icing installations, branch circuits and overcurrent devices supplying the equipment shall be sized at not less than what percentage of the total heater load?
a. 80% b. 100% c. 125% d. 150%
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A mechanic works on a differential overhaul. The starting time is 9:15 A.M., and finishing time is 2:00 P.M. At $12.85 per hour, find, to the nearest cent, the amount the mechanic earned. (Allow one hour for lunch.)
A. $44.57 B. $48.19 C. $52.73 D. $55.24
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