Mechanical comprehension · Difficulty 2
Try this ASVAB-style question.
Choose your answer before opening the explanation. This original practice item is for preparation and does not reproduce an official test question.
A sharp knife cuts more easily than a dull knife because the sharp edge applies force over:
- A smaller area
- A larger area
- A greater mass
- A longer time only
Reveal answer and explanation
A smaller area
The smaller contact area creates greater pressure for the same force.