A beam of aluminum is 5.000 meters long at 20°C. By how many millimeters does its...

Question

Question

A beam of aluminum is 5.000 meters long at 20°C. By how many millimeters does its length increase if the temperature is raised to 50°C?
If the cross-sectional area of the beam is 10 cm by 20 cm, by how many cm³ does its volume increase when the temperature is raised from 20°C to 50C°?

science physics

Answer 1

Answer #1

We will use result for change in length of bar due to increase in temperature.

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Answer 2

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