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Ergonomics F
| Question | Answer |
|---|---|
| Principle | universally true |
| Rule of thumb | can change depending upon the task and situation |
| Neutral posture | is the optimal position of each joint |
| Zone 0 & 1 (Green & Yellow) | preferred zone for most movements |
| Zone 2 (Red) | more extreme position for limbs |
| Zone 3 (Beyond red) | most extreme positions for limbs |
| Weight limit | the key output is the recommended ___, which is based on the concept of optimum weight |
| 770lb (350kg), L5/S1 | the ____ compression force on the ___ disk created by the RWL can be tolerated by most young healthy workers |
| 75% and 99% | over __ of women and over ___ of men have the strength capability to lift a load described by the RWL |
| 4.7cal/min | maximum resulting energy expenditures of ___ will not exceed recommended limits |
| Short duration | one hour or less followed by a recovery time equal to 1.2 times the work |
| Moderate duration | between 1 to 2 hrs of work |
| Long duration | anything longer than 2h but less than 8 |
| Good coupling | is obtained if the container is of optimal design |
| Fair coupling | results from less than optimal interfaces |
| Poor coupling | results from containers of less than optimal design with no handles or hand-hold cutouts |
| Recommended Weight Limit (RWL) | the key output is the ___, which is based on the concept of an optimum weight, with adjustments for various factors related to task variables. |
Created by:
romulols