A2L Item 097

Goal: Hone the concept of torque.

Source: UMPERG-ctqpe150

A uniform rod of length L, mass M, is suspended by two thin strings.
Which of the following statements is true regarding the tensions in the

  1. T2 = T1
  2. T2 = 2.5T1
  3. T2 = 0.6T1
  4. T2 = 0.8T1
  5. None of the above



(3) The ratio is most easily found by considering torques about the
center of the bar. The distances of the strings to the center of the
bar need to be determined visually from the figure.