Wight Deflection High=10in 5 N 10 3.5 20 7 Width=1 in 40 16 20 9.9 10 Depth=5in 4 2 Calculation: Consider a block of rubber of length (L), height (h) and thickness(t). If a force (F) is applied downwards at a the supper surface of the slab will be deflected by (d). Area under shear stress = L.t (m) Shear stress F/L.t (N/m?) When force F(N)=mass(Kg)*acceleration (m/sec) Neglecting any displacement due to bending which is very small the whole of the displacement due to shearing. The shear strain is equal to the angle expressed in radians. tan = because o is small tan d- Modulus of Rigidity =G shear stress G= shear strain F F.h dLt-d Not the modulus of rigidity is some times expressed as G or N Mass on Hanger M (Kg) Deformation Force(N) d (mm) Modulus of Rigidity Shear Shear M*g stress strain
Wight Deflection High=10in 5 N 10 3.5 20 7 Width=1 in 40 16 20 9.9 10 Depth=5in 4 2 Calculation: Consider a block of rubber of length (L), height (h) and thickness(t). If a force (F) is applied downwards at a the supper surface of the slab will be deflected by (d). Area under shear stress = L.t (m) Shear stress F/L.t (N/m?) When force F(N)=mass(Kg)*acceleration (m/sec) Neglecting any displacement due to bending which is very small the whole of the displacement due to shearing. The shear strain is equal to the angle expressed in radians. tan = because o is small tan d- Modulus of Rigidity =G shear stress G= shear strain F F.h dLt-d Not the modulus of rigidity is some times expressed as G or N Mass on Hanger M (Kg) Deformation Force(N) d (mm) Modulus of Rigidity Shear Shear M*g stress strain
Mechanics of Materials (MindTap Course List)
9th Edition
ISBN:9781337093347
Author:Barry J. Goodno, James M. Gere
Publisher:Barry J. Goodno, James M. Gere
Chapter1: Tension, Compression, And Shear
Section: Chapter Questions
Problem 1.5.2P: A steel riser pipe hangs from a drill rig located offshore in deep water (see figure). (a) What is...
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