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A Steel Bridge Is 1000 M Long at -20°C in Winter.What

Question 85

Multiple Choice

A steel bridge is 1000 m long at -20°C in winter.What is the change in length when the temperature rises to 40°C in summer? The average coefficient of linear expansion of this steel is 11 × 10-6 K-1.


A) 0.33 m
B) 0.44 m
C) 0.55 m
D) 0.66 m

Correct Answer:

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