What is the unit of measurement for loads on a surface element, such as a floor or roof in the U.S. System of units?
What will be an ideal response?
Pound per sq foot (#/ft2) or kip per sq foot (k/ft2).
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The premanufactured support system that consists of two vertical supports with hydraulic bracing between them is a _____.
a. hydraulic shore b. waler system c. shoring shield d. manhole brace
The number of squares of 1' × 8' drop siding (to the nearest square) required for a hip roof structure that is 40' long and 25' wide with 10' high walls, fifteen 3' × 5' windows, one 8' × 7' garage door, and two 8' × 7' sliding doors is _____. (Assume a waste allowance of 16%.)
a. 7 b. 9 c. 11 d. 13
In recent years, a soil test for nitrogen has been developed and widely used in humid regions in predicting how much nitrogen will need to be applied to supplement natural mineralization in the soil. This test is called the ________
A) soil nitrogen partial analysis (SNPA) B) diagnosis and recommendation integrated system (DRIS) C) Mehlich II nitrogen test D) pre-sidedress nitrate test (PSNT) E) Differential Nitrate Extraction Test (DNET)
The diac is most commonly referred to as a ____ device.
a. phase-shifted b. bilateral c. unidirectional d. bipolar