When building a stair with a total rise of 7?-7?, the number of risers required and their unit rise is _____
a. 11 risers, each 7-1/2? high
b. 12 risers, each 7? high
c. 13 risers, each 7? high
d. 14 risers, each, 7-1/4? high
c
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Day to day business activities take place in the:
A. Tactile environment B. Operational environment C. Activity delivery phase D. Business mission
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The maximum number of capability classes on a soils map is:
a. three c. seven b. five d. eight
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Why is 24V used in control circuits?
a. Components are easy to install. b. Alternating current is not needed. c. It allows battery back-up. d. Electric shocks are eliminated.
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One of the most popular applications of a potentiometer is as an adjustable voltage divider also known as a:
A) current control. B) voltage control. C) divider control. D) volume control.
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