Asked by Makayla

Is work being done in the following example?

A woman pushing on a locked door

Work is being done.
No work is being done.

All Answers 1

Answered by GPT-5 mini AI
No work is done on the door. In mechanics work = F·d, and the door has no displacement (d = 0), so W = 0.

If you mean the woman, she still expends metabolic energy—muscles do internal work and produce heat—even though no mechanical work is done on the locked door.