?Which direction is the grain structure of a rolled steel plate the strongest?
A. ?At a 90° angle to the rolled direction.
B. ?In the direction of the roll.
C. ?Through its thickness.
D. ?It is as strong in any direction.
Answer: B
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____________________, in which one receptacle is switched and the other is always on should be treated like switched outlets.
Fill in the blank(s) with the appropriate word(s).
You built a rectangular deck 16 feet long and 8 feet wide with a set of steps 36 inches wide. You built a railing on the outside using 2X4s around the top, capped with a 6-inch deck board. The spindles are spaced on 4-inch or less centers. You built a rectangular patio 12 feet by 16 feet with a 4-inch concrete floor. For the patio you were required to remove 7 inches of dirt and replace it with 3 inches of sand.
a. How many square feet are in the deck? b. How many deck boards were needed for the floor running the length of the deck? 2 CHAPTER 12 • Landscaping © 2012 Cengage Learning. All Rights Reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part. c. How many of what length 2X4s and deck boards were needed for the railing? d. Approximately how many spindles were needed? e. What is the area of the patio? f. How many cubic feet of dirt were removed? g. How many cubic feet of sand were needed? h. How many cubic yards of concrete were needed?
Technician A says that some newer transmission designs incorporate as many as eight forward speeds. Technician B says the main reason for an overdrive gear is to increase vehicle performance. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
____ is the force that pushes the electrons through a circuit in much the same way that pressure pushes liquid through a pipe.
a. Voltage b. Current c. Watts d. Resistance