A2L Item 148

Goal: Hone the concept of conservative force

Source: UMPERG-ctqpe67

potential energy function for a certain body is shown at right. The
force associated with this potential is …

  1. conservative.
  2. dissipative.
  3. neither conservative or dissipative.
  4. Cannot be determined



(1) It is remarkable how many students will select one of the
other answers. Many students do not recognize that you cannot have a
potential function unless the force is conservative.