A Long Steel Beam Has a Length of Twenty-Five Meters $\degree$

question 26

Multiple Choice

A long steel beam has a length of twenty-five meters on a cold day when the temperature is 0 $\degree$ C.What is the length of the beam on a hot day when T = 40 $\degree$ C? (a_steel = 1.1 x 10^-5/C $\degree$ )

• A)25.000 44 m
• B)25.004 4 m
• C)25.011 m
• D)25.044 m

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