En ubicaciones peligrosas donde se requieren tuberías eléctricas de metal trenzado, las uniones deben estar compuestas de al menos______roscas completamente acopladas.
a. 1
b. 3
c. 5
d. 10
c. 5
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____________________ lines are used in conjunction with extension lines to show the view of how long a particular feature in the building is.
Fill in the blank(s) with the appropriate word(s).
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For the truss in Figure P8.12, compute the vertical displacement at joint G. The area of all bars = 5 in. 2 , and E = 29,000 kips/in. 2 .
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When mixing dry mix with a powered device, such as an electric drill, the rotation speed should be slow,
typically _____. a. 100 to 300 rpm b. 200 to 400 rpm c. 300 to 500 rpm d. 400 to 600 rpm
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A two-inch micrometer measures from:
A) 0 to 2 inches B) 1 to 2 inches C) 2 inches and up D) 2 to 3 inches
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