A steel wire AB is stretched between rigid supports (see figure). The initial prestress in the wire
Question:
(a) What is the stress σ in the wire when the temperature drops to 0°C?
(b) At what temperature T will the stress in the wire become zero? (Assume α = 14 106 / °C and E = 200 GPa.)
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Initial prestress 1 42 MPa Initial temperature ...View the full answer
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