Mechanics Of Materials Pytel Solution Manual
We can solve directly for stress without finding $P$ or $A$ first (since $\sigma = P/A$): $$\sigma = E \alpha \Delta T$$ $$\sigma = (83,000 \text MPa) \times (18 \times 10^-6) \times 80$$
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The stress developed in the bar is 119.52 MPa (Compressive) . We can solve directly for stress without finding
Without the manual, you might guess the parabola shape. With the manual, you derive it. mechanics of materials pytel solution manual
(Based on Pytel & Kiusalaas, Mechanics of Materials)
Application of the elastic torsion formula ( ) for circular solid and hollow shafts.