Amachinist may be called upon to collect dimensional data during a production. the best way to do this is to use a(n)

Acompressor receives the shaft work to decrease the pressure of the fluid. a)- true b)- false

The higher the astm grain size number, the finer the gran is. a)-true b)-false

Derive the correction factor formula for conical nozzle i=-(1+ cosa) and calculate the nozzle angle correction factor for a nozzle whose divergence hal-fangle is 13 (hint: assume that all the mass flow originates at the apex of the cone.