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Questions and Answers
What is the purpose of a lever?
What is the purpose of a lever?
- To convert linear motion to reciprocating motion
- To provide rotational motion
- To change the amount of effort or force needed to move a load (correct)
- To convert oscillating motion to linear motion
Which of the following is NOT one of the four types of motion described in the text?
Which of the following is NOT one of the four types of motion described in the text?
- Linear motion
- Reciprocating motion
- Circular motion (correct)
- Rotating motion
In a first-class lever, where is the fulcrum located?
In a first-class lever, where is the fulcrum located?
- On the same side as the load
- At the end of the lever
- Between the load and the effort (correct)
- On the same side as the effort
If the effort is further from the fulcrum than the load in a lever, what is the result?
If the effort is further from the fulcrum than the load in a lever, what is the result?
What is the relationship between the fulcrum and the load in a first-class lever?
What is the relationship between the fulcrum and the load in a first-class lever?
What is the purpose of a lever?
What is the purpose of a lever?
What type of lever is the dumbbell example?
What type of lever is the dumbbell example?
What is the common feature of first and second order levers?
What is the common feature of first and second order levers?
In a second-order lever, where is the effort applied?
In a second-order lever, where is the effort applied?
What is the relationship between the effort and the load in a third-order lever?
What is the relationship between the effort and the load in a third-order lever?
What is the relationship between the amount of movement of the load and the effort in a lever?
What is the relationship between the amount of movement of the load and the effort in a lever?
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