Goal: Link work and potential change
Source: 283-450 Move q, do most work
For
the following situations consider moving a positive charge from very far
away to the origin along the y-axis. For which situation would you do
the most work?
- A
- B
- C
- D
- A & C
- None of the above.
- Cannot be determined
Commentary:
Answer
(1) Students indicating #7 because they do not know if the masses
are charged should not be disconfirmed. If students key on magnitude
only they will likely choose answer #5.