Q.3 Select the word (advantages) or the word (disadvantages)) of the flowing expressions; (5 Pt.) advantages disadvantages 1. The rocker or roller support is commonly used for supporting one end for trusses to allows freedom for expansion or contraction of the members due to a change in temperature or application of loads. 2. Many of the polymer based composites are subject to attack by chemicals or solvents, just as the polymers themselves are susceptible to attack and absorb moisture. O

Q.3 Select the word (advantages) or the word (disadvantages)) of the flowing expressions; (5 Pt.) advantages disadvantages 1. The rocker or roller support is commonly used for supporting one end for trusses to allows freedom for expansion or contraction of the members due to a change in temperature or application of loads. 2. Many of the polymer based composites are subject to attack by chemicals or solvents, just as the polymers themselves are susceptible to attack and absorb moisture. O

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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d) A number of [0]s and [0,90]s CFRP test specimens were made from prepreg material with the following properties: Fibre strength, of = 3250 MPa Fibre modulus, E₁ = 195 GPa Matrix strength, m = 35 MPa Matrix modulus, Em = 3.8 GPa Volume fraction of fibres, Vf = 0.65 Calculate the tensile strength, oc, and the tensile modulus, Ec, in the 0° and 90° directions, using the simple "rule of mixtures" approach for both the [0]s and [0,90]s specimens.
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