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Step 1: Identify forces required for ΣM = Pe
Step 1: Identify forces required for ΣM = Pe
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Step 2: Obtain an expression for the moment of inertia I
Step 2: Obtain an expression for the moment of inertia I
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Step 3: Obtain variable Q (as a function of y) for the members
Step 3: Obtain variable Q (as a function of y) for the members
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Step 4: Use V = ∫q ds to calculate Fw1 and Ff
Step 4: Use V = ∫q ds to calculate Fw1 and Ff
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Step 5: Use ΣMA = Pe to find shear centre e
Step 5: Use ΣMA = Pe to find shear centre e
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Useful formula:
Useful formula:
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Now that you've mastered this question, you can try Question 2.
