Question: Calculator View Instructions Question No: 02 This is a subjective question, hence you have to write your answer in the Text-Field given below. (a) A

Calculator View Instructions Question No: 02 This

Calculator View Instructions Question No: 02 This is a subjective question, hence you have to write your answer in the Text-Field given below. (a) A remote control unit has 50 components in series. The reliability of each component is 0.97. What is reliability of the remote control unit? If a redesign has 25 components in series, what is the reliability of the unit? Comment on the result. [3] (b) A standby system has a basic unit with five standby components. The time to failure of each component has an exponential distribution with a failure rate of 0.005/hour. For a 400 hour operation period, find the reliability of the standby system. What is its mean time to failure? Suppose that all six components are operating simultaneously in parallel. What would the system reliability be in that situation? What would the mean time to failure be? [4]

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