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Bars of aluminum (outer diameter =25mmand length =1.0m) are finish turned on a lathe with cemented carbide tooling. If the machining rate is $75/hour, the time to remove and reload parts is 5.0min, the time to change the tool is 5.0min, and the cost of the tool is $2.00, what is a) The recommended depth of cut b) The cutting speed that minimizes the cost per part c) The minimum cost per part to machine this part

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