points each I. Even though a custom-made jig or fixture can be quite expensive,

Question

points each I. Even though a custom-made jig or fixture can be quite expensive, it is abways a good idea to purchase them to save production time. True False 2. This layout type (discussed in class and in the notes) is typically the best for mas productio: 3. Which of the two layout types discussed in class is typically best for custom orders? 4. A cumulative trauma disorder (like, for example, carpal tunnel syndrome) can develop quite quickly, sometimes after just a couple hours of working on a repetitive task. True False When analyzing a task for improvement, according to our text and notes, what is the most important question to ask? 5. 6. If a worker was required to lift a heavy part, which of the following postures would you recommend for maximum strength? a. arms held straight down (fully extended b. upper and lower arms bent together (fully contracted) C, upper and lower arms at about a 90 degree angle to one another 7. To better assist the worker in lifting a heavy part, the task should be designed to take place as quickly as possible so the worker can exert maximum muscle force. True False 8. Muscle strength has no real relationship with its cross-sectional area. True False A brain surgeon goes to the gym to work out with weights immediately before he is scheduled operform surgery. This should be fine since the muscle fibers used for precision work are ifferent than those used for heavy lifting. True False

Explanation / Answer

1. Jigs and fixtures are auxillary components intended for improving productivity by providing better holding, easy removal, proper guding of tool , thereby improving accuracy. So, the statement is true. But the cost to benefit ratio is always checked while using auxillary components.

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