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| Q. |
Which of the following option is incorrect about interchangeability? |
| A. | increase output |
| B. | increase cost of production |
| C. | useful in mass production |
| D. | assembly time increases |
| Answer» D. assembly time increases | |
| Explanation: an interchangeable part is one that can be replaced with a similar part manufactured to the same drawing. it can be used in mass production with an economic oriented approach. assembly time decreases as mating parts are interchangeable. | |
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