How much does a 178-m long concrete slab on the Mackinac Bridge contract when go

Question

How much does a 178-m long concrete slab on the Mackinac Bridge contract when going from 39 How much does a 178-m long concrete slab on the Mackinac Bridge contract when going from 39 How much does a 178-m long concrete slab on the Mackinac Bridge contract when going from 39 How much does a 178-m long concrete slab on the Mackinac Bridge contract when going from 39 How much does a 178-m long concrete slab on the Mackinac Bridge contract when going from 39

Explanation / Answer

L' = L* linear expansion coefficient*change in temperature => L' = 178*10^-5* (-35-39) => L' = -0.13172 m negative sign shows contraction

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