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Questions and Answers
In a first-class lever, where is the fulcrum positioned?
In a first-class lever, where is the fulcrum positioned?
- At one end of the bar, with the effort at the other end and the load in between
- At one end of the bar, with the load at the other end and the effort in between (correct)
- At the center of the bar
- Between the effort and the load
What type of lever is a wheelbarrow?
What type of lever is a wheelbarrow?
- First-class lever
- Second-class lever (correct)
- Third-class lever
- None of the above
Where is the effort applied in a third-class lever?
Where is the effort applied in a third-class lever?
- At one end of the bar, with the load at the other end and the fulcrum in between
- At the center of the bar
- Between the fulcrum and the load
- At one end of the bar, with the fulcrum at the other end and the load in between (correct)
