JAMES PRESCOTT JOULE - PowerPoint PPT Presentation

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JAMES PRESCOTT JOULE

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James Prescott Joule. English physicist. Born: Salford, Lancashire, England, December 24, 1818 ... First to accurately establish mechanical equivalent of heat: ... – PowerPoint PPT presentation

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Title: JAMES PRESCOTT JOULE


1
JAMES PRESCOTT JOULE
  • a brief biographical sketch by
  • Carl J. Wenning

2
James Prescott Joule
  • English physicist
  • Born Salford, Lancashire, England, December 24,
    1818
  • Died Sale, Cheshire, October 11, 1889

3
Most notable accomplishments
  • First to accurately establish mechanical
    equivalent of heat 1 cal 4.184 J (4.15)
  • Worked out resistive heating QI2Rt (at 22)
  • Showed that heat is caused by motion

4
Other accomplishments
  • Measured heat associated with every conceivable
    process.
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