Answer
In Otto cycle, the compression process is dictated by piston motion where as in Brayton cycle air is compressed by centrifugal compressor. However, the compression process in both the cases are isentropic.
Work Step by Step
In Otto cycle, the compression process is dictated by piston motion where as in Brayton cycle air is compressed by centrifugal compressor. However, the compression process in both the cases are isentropic.