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 mechanical advantage?
- The same force on a smaller piston area creates greater pressure.
- Lowering a vehicle load makes tipping less likely.
- A pulley arrangement lets a smaller input lift a heavier load.
- Brake pads slow a rotor by rubbing against it.
Reveal answer and explanation
A pulley arrangement lets a smaller input lift a heavier load.
mechanical advantage is the ratio of output force to input force. A pulley arrangement lets a smaller input lift a heavier load.