Question

An engine shaft has a failure rate of 0.5 x 1 0-7/hr . The shield used
with the shaft has a failure rate of 2.5x10-7 Ihr. If a given company
has 5000 engines with these shafts and shields and each engine
operates for 350 days of useful life. Estimate the number of shafts
and shields that must be replaced annually.

Answer 1

Explanation:

5.312555

Answer 2

Answer:

okkkkk,,,,,,

but,,,,,,

Explanation:

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