Question: [ 3 marks ] d ) In a centrifugal compressor the air is compressed through a pressure ratio of 6 to 1 , and the

[3 marks]
d) In a centrifugal compressor the air is compressed through a pressure ratio of 6 to 1, and the temperature of the air increases by a factor of 3.1. Calculate the change in entropy per kilogram of air and sketch the process on a T-s diagram.
[ 3 marks ] d ) In a centrifugal compressor the

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