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Question 10.2: Solve the problem in Example 10.1, if the ply thickness is e...

Solve the problem in Example 10.1 , if the ply thickness is experimentally found to be 0.4 mm for two rovings at a programmed bandwidth of 5 mm. What is the estimated fiber volume fraction?

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The required programmed bandwidth is arrived at as follows:

b=5\times \frac{4}{2}\times \frac{0.4}{0.6}=6.67 \ mm

The estimated fiber volume fraction is

V_f=0.6\times \frac{5.13}{6.67}=0.46

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Question: 10.1

Determine the programmed bandwidth for four rovings of 12 k carbon fibers so as to obtain an average ply thickness of 0.6 mm. Assume the carbon filament diameter and fiber volume fraction as 7 µm and 0.6, respectively. ...

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