Which of these is TRUE regarding port fuel injection systems?
A) Fuel is injected almost directly into the combustion chamber.
B) The intake manifold may be shaped and sized to best fit the engine performance requirements.
C) Fuel distribution to all cylinders is equal.
D) All of these are correct.
D
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Jones Elevator is paying $6.60 for #2 yellow corn. It has a 2.5 percent dockage for every percentage point over 15.5 percent (dry corn) moisture. You can dry it for $0.28 per bushel. You have 132,000 bushels of corn with 22.5 percent moisture. Shrinkage is figured by adjusting the weight of wet corn to dry corn. One bushel of dry corn weighs 56 pounds. Which is the better deal, drying it yourself or selling it and taking the dock, and by how much?
What will be an ideal response?
Which of the following statements correctly states the relationship between productivity and
quality?
a. The two are inversely related. b. There is a direct, positive relationship between the two. c. There is no specific relationship between the two. d. Productivity causes quality. e. Quality causes productivity.
Computer Study—comparison of cantilever and portal methods with an exact analysis. (a) Analyze the two-story frame in Figure P13.19 by the portal method. (b) Repeat the analysis using the cantilever method. Assume the area of the interior columns is twice the area of the exterior columns. Assume the baseplates connecting all columns to the foundations can be treated as a pin support. (c) Compare the results with an exact analysis using a computer software. Use E = 200 GPa for all members; for beams and interior columns use A = 10,000 mm 2 and I = 50 × 10 6 mm 4 ; for exterior columns use A = 5000 mm 2 and I = 25 × 10 6 mm 4
If the contacts on a starter become pitted, they should be:
A) Sanded and then coated with a fine layer of silver solder. B) Replaced. C) Jumped out to prevent nuisance trips. D) Dressed with a file to remove the pitting.