Question: Air is compressed at permanent speed with a 5kW compressor of 100kPa and 17C 600 kPa and 167C at a rate of 1.6kg/min. During this

Air is compressed at permanent speed with a 5kW compressor of 100kPa and 17C 600 kPa and 167C at a rate of 1.6kg/min. During this process, there is a heat transfer between the compressor and the surroundings which are 17C. Find

a) the rate of change of entropy of air

b) the rate of change of the surroundings and

c) the rate of entropy generation during this process.

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