Question: The elevator in the previous problem is to be designed to ascend and descend at the rate of 0.2 m/s, and to rise a total

The elevator in the previous problem is to be designed to ascend and descend at the rate of 0.2 m/s, and to rise a total of 3 m.

a. At what rate should heat be added to the cylinder during the ascent?

b. How many kilomoles per second of air should be removed from the cylinder during the descent?

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Part a Rate of heat addition during ascent The work done to lift the piston is equal to the force required to lift the piston multiplied by the distan... View full answer

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