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7 March, 14:09

A glass matrix is reinforced with unidirectional silicon carbide fibers and loaded in longitudinal tension until matrix failure. Determine the minimum fiber volume ratio, so that the composite does not fail catastrophically

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  1. 7 March, 14:18
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    Vf=0.814

    ¥-vf=81.41%

    Explanation:

    Fft (1-Vt) Em=Fmt*v*e

    3175 (1-v) * 69*10³

    125*v*400*10³

    (4.3815) * (1-vf) = v

    V=4.3815/5.3815

    Vf=0.814

    And vf=81.41%
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