Multiple Choice
What is the function of the carbon fibers in a composite?
A) to provide a structure to help the epoxy resin solidify in the desired shape
B) to transmit loads evenly in all directions
C) to provide resistance to oxidation
D) to provide ultraviolet protection
E) to "spread out" the epoxy so that it remains more flexible
Correct Answer:
Verified
Correct Answer:
Verified
Q152: Replacement of CaO by PbO in soda-lime
Q153: Addition of <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB1194/.jpg" alt="Addition of
Q154: Dissolving 2.0 mol of _ in 1.0
Q155: Chains of silicate tetrahedra are called _.
Q156: What sulfur compound is used to sterilize
Q158: The interhalogen compound ICl<sub>3</sub> can form but
Q159: The disilicate ion is _.<br>A)Si<sub>2</sub>O<sub>8</sub><sup>8-</sup><br>B)Si<sub>2</sub>O<sub>7</sub><sup>6-</sup><br>C)Si<sub>2</sub>O<sub>8</sub><sup>4-</sup><br>D)Si<sub>2</sub>O<sub>8</sub><sup>6-</sup><br>E)Si<sub>2</sub>O<sub>7</sub><sup>2-</sup>
Q160: The two allotropic forms of phosphorus are
Q161: The instability of xenon fluorides is due
Q162: Which of the following would produce an