Answer to Question #84675 in Physics for Donatus Chinonso

Question #84675

A metal of length 17.01m is heated until it's temperature rises by 70^oc if it's new length is 18.02m .calculate it's linear expansivity?

Expert's answer

The linear expansivity

α=1/l_0 Δl/ΔT

=1/(17.01 m) (18.02 m-17.01 m)/(70℃)

=0.0008482 1/℃

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