Micrometer Caliper in Mechanical Technology
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Questions and Answers

Who is credited with inventing the first ever micrometric screw in the 17th century?

  • Henry Maudslay
  • Robert Hooke
  • Lord Chancellor
  • William Gascoigne (correct)
  • What was the nickname given to Henry Maudslay's bench micrometer in the early 19th century?

  • The Lord Chancellor (correct)
  • The Telescope Enhancer
  • The Celestial Observer
  • The Star Measurer
  • In which context was Gascoigne's Micrometer originally used?

  • Medical instruments
  • Telescope measurements (correct)
  • Astronomical charts
  • Industrial machinery
  • Why was Henry Maudslay's bench micrometer nicknamed 'the Lord Chancellor'?

    <p>It was responsible for the final judgment on measurement accuracy and precision.</p> Signup and view all the answers

    What was the first documented development of handheld micrometer-screw calipers?

    <p>Jean Laurent Palmer of Paris in 1848</p> Signup and view all the answers

    What is the primary function of a tubular micrometer?

    <p>Measuring the diameter of cylindrical objects</p> Signup and view all the answers

    In a rod micrometer, what is the purpose of the rod?

    <p>To support the anvil and spindle</p> Signup and view all the answers

    What is the main application of a depth micrometer?

    <p>Measuring the depth of holes or slots</p> Signup and view all the answers

    Why is it important to recalibrate a micrometer every so often?

    <p>To ensure accurate measurements</p> Signup and view all the answers

    What is a recommended way to prevent corrosion and rust on a micrometer?

    <p>Keep it in a low humidity environment</p> Signup and view all the answers

    Why should there be a gap between the measuring faces when a micrometer is not in use?

    <p>To protect the precision of the micrometer</p> Signup and view all the answers

    What is the Point of Coincidence in the thimble scale reading of a micrometer?

    <p>The line before the horizontal line of the sleeve scale reading</p> Signup and view all the answers

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