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Measuring work in joules

  1. Mar 27, 2014 #1
    1. The problem statement, all variables and given/known data

    If I push on a chair with 20 Newtons of force, but it doesn't move, I have done _____ of work.

    a. 20 joules
    b. 200 joules
    c. zero joules
    d. 100 joules

    2. Relevant equations

    W=Force x Displacement

    3. The attempt at a solution

    0 joules =20x0
  2. jcsd
  3. Mar 27, 2014 #2
    You got this one right.
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