Shear Stress Nasıl Hesaplanır?
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Shear stress is stress from forces parallel to a surface, causing internal sliding. It's critical for joint design and fastener selection.
Formül
Calculate: τ = V/A where V is shear force and A is area
- V
- V value — Variable used in the calculation
- A
- A value — Variable used in the calculation
Adım Adım Kılavuz
- 1Calculate: τ = V/A where V is shear force and A is area
- 2For beams: τ = 1.5V/A (rectangular cross-section)
- 3Results show stress intensity and safety margins
Çözümlü Örnekler
Giriş
V = 50 kN, A = 0.01 m² (100×100 mm)
Sonuç
τ = 5 MPa (low for steel)
Safe for typical steel
Kaçınılması Gereken Yaygın Hatalar
- ✕Using average stress instead of accounting for concentration
- ✕Neglecting shear in fastener design
Sık sorulan sorular
How is shear stress different from normal stress?
Normal stress acts perpendicular to surface, shear acts parallel. Materials handle shear differently.
Where is shear stress highest in a beam?
Maximum shear occurs at the supports; minimum (zero) at points of zero shear force.
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