Problem 13.3[Difficulty: 2]Given:Steam flow through a nozzleFind:Speed and Mach number; Mass flow rate; Sketch the shapeSolution:Basicequations:mrateρVAh1V122h2V222Assumptions: 1) Steady flow 2) Isentropic 3) Uniform flow 4) Superheated steam can be treated as ideal gasGiven or available dataT0450273()Kp06 MPap2 MPaD2cmk1.30R461.4Jkg K(Table A.6)From the steam tables (try finding interactive ones on the Web!), at stagnation conditionss06720Jkg Kh03.302106JkgHence at the nozzle sectionss06720Jkg Kandp2 MPaFrom these values we find from the steam tables that
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