What is the mechanical advantage of a lever? A. The total force applied to the lever. B. The ratio of the load to the effort. C. The length of the lever. D. The weight of the load. 相关知识点: 试题来源: 解析 B。解析:杠杆的机械优势是负载与力的比率。
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Answer to: What does a greater power rating mean in terms of (a) the amount of work that can be done in a given time and (b) how fast a given...
Learn why you can bike faster than you can run and how you can lift really heavy things if you have the right type of machine to help you. It's all...
Find out the mechanical advantage of this simple machine. View Solution If the mechanical advantage of a lever is 2.5, what will be the effort you need to apply to lift a load of 50 N? View Solution What do you understand by environment? View Solution What do you mean by necrosis ?
friction where the rope is pinched between the barrel and the ramp, the pinch point becomes the attachment point. This is considered a fixed attachment point because the rope above the barrel does not move relative to the ramp. Alternatively the ends of the rope can be attached to the ...
Users who have a valid maintenance plan are granted the advantage of receiving regular upgrades at no extra cost. These upgrades encompass not only bug fixes and security patches but also introduce new features and enhancements to improve the overall user experience. By keeping...
SMT meaning: What does it mean? Abbreviation explained Thanks to social media, there’s no shortage of hip acronyms and new slang to learn. To make matters even more overwhelming, sometimes these new words can have multiple meanings. The term “smt” has a different connotation in different ...
Advantage of Geometric Tolerance Why is geometric tolerance necessary? For example, when the designer orders sheet parts, the size tolerance-based instructions will be as follows: a Tolerance zone This drawing may lead to a delivery of parts like those shown below: ...
If you're under the impression that Class-D amplifiers are just 'three letters worse' than Class-A models, think again: Class-D technology is making an increasing impact on the live sound world by offering more power with less weight than ever before. We