20. Heat and Temperature
Linear Thermal Expansion
4:08 minutes
Problem 18c
Textbook Question
Textbook QuestionA surveyor has a steel measuring tape that is calibrated to be 100.000 m long (i.e., accurate to ±1 mm) at 20°C. If she measures the distance between two stakes to be 65.175 m on a 3°C day, does she need to add or subtract a correction factor to get the true distance? How large, in mm, is the correction factor?
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