First-Class Levers__________

question 8

Multiple Choice

First-class levers__________ .

• A) are used when standing on tip-toe
• B) are typified by tweezers or forceps
• C) have load at one end of the lever, fulcrum at the other, and effort applied somewhere in the middle
• D) in the body can operate at a mechanical advantage or mechanical disadvantage, depending on specific location