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Homework Help: Linear thermal expansion

  1. Jun 29, 2013 #1
    1. a steel plug has a diameter of 10.0 cm at 30 degrees celsius. at what temperature will the diameter be 9.986 cm?
    2. a steel measuring tape is exactly 50,000 m long at 20 degrees celsius . (a) what is the length on hot summer when the temperature is 35 degrees celsius? (b) if such steel tape is used to measure a distance at 35 degrees celsius, the reading from the tape is 35.794 m. what is the actual distance?

    please help me.
  2. jcsd
  3. Jun 30, 2013 #2

    Simon Bridge

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