In the study of the stress at a point in a bar, the equation s = a
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In the study of the stress at a point in a bar, the equation s = a cos2 θ + bsin2 θ − 2t sinθ cosθ arises. Show that this equation can be written as
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s = (a + b) + (a - b) cos 20 tsin 20. S
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We can use the double angle formulae for cosine and sine to rewrite the equation s a cos2 ...View the full answer
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Related Book For
Basic Technical Mathematics
ISBN: 9780137529896
12th Edition
Authors: Allyn J. Washington, Richard Evans
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