To increase accuracy when using a transit or level, make proper use of the ________, which is attached to the level. Use of the ________ allows angles to be defined in degrees, minutes, and even seconds for very precise work
A) Optical plummet B) Vernier scale C) Leveling vial D) Laser
B
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After the United States entered World War II in 1941, the term "alien 4-C" referred to
A. Japanese living in the U.S. B. Italians living in the U.S. C. Germans living in the U.S. D. All of these choices are correct. E. None of these choices are correct.
A(n) ____ is a direction measured as a horizontal angle from a zero baseline that runs north and south.
A. direction B. azimuth C. bearing D. traverse
Where are packaged water-source heat pumps normally located?
A) In the garage B) Inside the building C) Outside close to the building power entrance D) Outside near the water source
When selecting a point to tie off your own body harness, you should always choose an anchorage point that is
_____. a. at least 20? above where you will be working b. directly below your working position c. capable of supporting at least 5,000 pounds d. low enough to allow you to drop to the ground from the end of your lanyard