A2L Item 261

Goal: Recognize a lack of information

Source: CT151.2S02-24

Consider the situations at right. Let m < M. Which spring has
the largest spring constant?

  1. A
  2. B
  3. C
  4. A and B are equal
  5. A and C are equal
  6. B and C are equal
  7. All of them have the same spring constant
  8. Cannot be determined



(8) The objective of this question is to reveal what students are
assuming about the springs. The reasoning behind any incorrect answer
should be thoroughly discussed.