For welding, measurements are normally rounded to ___ or ___ decimal places.
What will be an ideal response?
ANS: 2, 3
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What is sin 180o?
A. 0.25 B. 0 C. 1 D. 1.5
____________________ indicates the amount of energy or force that was required to push the current through.
Fill in the blank(s) with the appropriate word(s).
A refrigerant properties chart calls for 100 psia. The reading you would see on your gauges is:
A) 100 psig. B) 100 psia + 15 = 115 psig (rounded). C) 100 psia - 15 = 85 psig (rounded). D) The pressure reading cannot be determined without knowing the refrigerant.
One horsepower represents the power required
a. to lift an object weighing 220 lbf, a distance of 2.5 ft in 1 second. b. to lift an object weighting 100 lbf a distance of 5.5 ft in 1 second. c. to lift an object weighting 50 lbf a distance of 11 ft in 1 second. d. all of the above