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Homework Help: Find the torque help

  1. Nov 4, 2004 #1
    CHECK OUT THIS PROBLEM

    A SQUARE PLATE OF SIDE 5 cm IS ROTATING AROUND ONE OF ITS EDGES. IF THE ANGULAR ACCELARATION OF THE BODY IS 0.2 rad/s/s, FIND THE TORQUE.

    ANSWER:2.0 * 10^(-5)
    (TWO INTO 10 RAISED TO -5)
     
  2. jcsd
  3. Nov 4, 2004 #2
    You need the MASS of the plate to calculate its rotational inertia I=1/2MR^2.
     
  4. Nov 4, 2004 #3
    The mass should be given as 80g, right?
     
    Last edited: Nov 4, 2004
  5. Nov 4, 2004 #4

    Doc Al

    User Avatar

    Staff: Mentor

    If you would like someone to check your SOLUTION to the problem, do two things:
    (1) Post the complete problem
    (2) Show your work
     
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