Physical Education A-Level
Mechanical disadvantage
What Mechanical disadvantage means in Physical Education A-Level, as defined for AQA.
Definition of Mechanical disadvantage
Check what you remember
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Reference: AQA
This occurs when the effort arm is shorter than the load arm, so a larger effort is needed to move the load.
Topics that use Mechanical disadvantage
- Levers (AQA A-Level)
Related terms
- Lever systems in the body
- Mechanical advantage
- Classes of lever
- Effort arm and load arm
- Fulcrum, effort and load
- Trade-off between force and speed
Using Mechanical disadvantage in the exam
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