Mechanical comprehension · Difficulty 3
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.
Which situation is the best example of gear ratio?
- The same force on a smaller piston area creates greater pressure.
- A small driving gear turns a larger driven gear more slowly with greater torque.
- A sealed hollow container floats because water pushes upward.
- A pulley arrangement lets a smaller input lift a heavier load.
Reveal answer and explanation
A small driving gear turns a larger driven gear more slowly with greater torque.
gear ratio is the relationship between the tooth counts of meshing gears. A small driving gear turns a larger driven gear more slowly with greater torque.