题目
2025FA-HES-207-001 E. Assignment- Torque & Levers
多重下拉选择题
Refer to the lever in the diagram above and answer the following: This is a __2nd class __ lever. The lever has a __mechanical “advantage” MA>1 __. The function of the lever is to __allow less effort to be required to overcome the resistance __.
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标准答案
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思路分析
To approach this question, we examine each blank in the prompt and why the provided fillings make sense for a lever of this type.
Blank 1: '2nd class'
- A second-class lever is defined by having the load (the resistance you want to overcome) located between the fulcrum and the effort applied to move it. In the diagram, the car (load) sits between the fixed p......Login to view full explanation登录即可查看完整答案
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Refer to the lever in the diagram above and answer the following: This is a __1st class __ lever. The lever has a __mechanical “advantage” MA> __ The function of the lever is to __allow less effort to be required to overcome the resistance __.
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