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Identify and describe the three stages of a life cycle analysis.
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Which of the following components of a pid controlled accumulates the error over time and responds to system error after the error has been accumulated? a)- proportional b)- derivative c)- integral d)- on/off.
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Apressure vessel with an r/t 20 cannot be treated as thin walled vessel. a)-trune b)- false
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Ahelical coil spring has a mean diameter of 50 mm, a wire diameter of 5.5 mm and is wound with a pitch of 10 mm. the spring steel has an ultimate strength of 1250 mpa. find the force needed to compress the spring solid and the wire stress in this condition. state whether the spring will return to its initial length.
Answers: 1
Identify and describe the three stages of a life cycle analysis....
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