Question: A compressor used in an industrial process has a failure rate of 1.4x10 - 3 failures per year. a. What is the MTBF in hours?

A compressor used in an industrial process has a failure rate of 1.4x10-3 failures per year.

a. What is the MTBF in hours? (there are 8760 hours in a year).

Answer: __________

b. Assuming the failure rate follows a negative exponential distribution, what is the reliability after 10 million hours of operation?

Answer: __________

c. If a company has 150 identical compressors in operation, and assuming they all have the same reliability as calculated above in (b), how many compressors would have survived, on average, after 10 million hours of operation?

5. (15 points) A compressor used in an industrial process has a failure rate of 1.4x10' failures per year. a. What is the MTBF in hours? (there are 8760 hours in a year). Answer: b. Assuming the failure rate follows a negative exponential distribution, what is the reliability after 10 million hours of operation? Answer: c. If a company has 150 identical compressors in operation, and assuming they all have the same reliability as calculated above in (b), how many compressors would have survived, on average, after 10 million hours of operation

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