Question: For the same cross-sectional area A = s2 = d2/4, for a square cross-sectional area shaft and a circular cross-sectional area shaft, both of length

For the same cross-sectional area A = s2 = πd2/4, for a square cross-sectional area shaft and a circular cross-sectional area shaft, both of length l, in torsion which has the greater angular twist θ, and by what multiple is it greater?

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