Argon gas enters an adiabatic compressor at 14 psia and 75F with a velocity of 60 ft/s,

Question:

Argon gas enters an adiabatic compressor at 14 psia and 75°F with a velocity of 60 ft/s, and it exits at 200 psia and 240 ft/s. If the isentropic efficiency of the compressor is 87 percent, determine
(a) The exit temperature of the argon and
(b) The work input to the compressor.