Two men, Joel and Jerry, push against a wall. Jerry stops after 10 min, while Joel is able to push for 5.0 min longer. Compare the work they do.
A) Joel does 75% more work than Jerry.
B) Joel does 50% more work than Jerry.
C) Jerry does 50% more work than Joel.
D) Joel does 25% more work than Jerry.
E) Neither of them do any work.

Question

Quizplus · Accepted Answer

Work is defined as force applied over a distance. Since the wall does not move, no work is done by either Joel or Jerry.

Two Men, Joel and Jerry, Push Against a Wall