What type of ladders may be used in a trench?

A. wooden stepladders
B. metal extension ladders
C. straight ladders
D. any OSHA certified ladders


Answer: D

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compute the first three unit-sample response values h0 = ________ , h1 = ________ , and h2 = _____ (Use precision x.xx).

For the difference equation given by yi = -0.5yi-1 + 0.25yi-2 +0.5xi + 0.5xi-1

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What are the characteristics of freeze-dried flowers?

What will be an ideal response?

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What is an electrical load?

A) Any device in an electrical circuit B) A problem in a circuit that makes the electricity work harder, reducing efficiency C) An electrical device that requires power to operate D) The power coming into a unit, usually labeled L1 and L2

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A natural fiber or synthetic rope line used to control the swinging of the load in hoisting activities is a _____

a. link line b. tag line c. load line d. lead line

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