HW1s - Homework 1-solution CE231-Spring 2009 1. τmax = 12...

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Unformatted text preview: Homework 1-solution CE231-Spring 2009 1. τmax = 12 psi τ= V ⇒V =τ × A A A = 2 × (0.05 × 0.3) + 0.05 × [0.5 − (2 × 0.05)] = 0.05in 2 V = 0.05in 2 × 12 psi = 0.6 pound 2. sin 60 = A0 30 × 25 = Aθ Aθ Aθ =~ 866mm 2 F = P sin θ V = P cosθ σ= τ= F 8 × sin 60 = =~ 8MPa Aθ 866 V 8 × cos 60 = =~ 4.6 MPa Aθ 866 1 ...
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