increase

decrease

remain unaffected

other factors control it

increase velocity

make the flow stream-line

convert pressure energy into kinetic energy

convert kinetic energy into pressure energy

compressor efficiency

isentropic efficiency

Euler′s efficiency

pressure coefficient

isothermal compression

adiabatic compression

isentropic compression

polytropic compression

no flow of air

fixed mass flow rate regardless of pressure ratio

reducing mass flow rate with increase in pressure ratio

increased inclination of chord with air steam