- Heat & Thermodynamics
Expansion Of Steel Rods During Temperature Change
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A steel meter rod reads the correct length of objects at 20 degrees C. If the temperature of the steel rod increases to 30 degrees C and the scale to measure the length of an object, it will
a) Give the correct length of the object
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b) Underestimate the actual length of an object
c) Overestimate the actual length of the object
The solution is comprised of a brief but concise explanation as to the behavior of the steel rod during a change in temperature.