Forest Freedom Camping

Extreme Beam

What are the beam's change in length?

A steel beam 10m long is installed in a structure at 20^oC. What are the beam's changes in length at the temperature extremes of -30^oC to 45^oC?

You haven't provided us with enough information. This is a steel beam, not an iron beam. Steel can be an infinite number of different compositions and even different alloys. Each will respond differently to chnegs in temperature.

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