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Flexural rigidity: Quiz


Question 1: where E is the modulus of elasticity, I is the ________, y is the transverse displacement of the beam at x, and M(x) is the bending moment at x.
Beam (structure)Polar moment of inertiaSecond moment of areaStress (mechanics)

Question 2: Flexural rigidity is defined as the force couple required to bend a rigid structure to a unit ________.
Frenet–Serret formulasCurvatureGaussian curvaturePrincipal curvature


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