- 1 Compute The Value Of The Acoustic Velocity In A Air 32 F Recall A Yrts B Air 2000 F C Steam 480 F 40 1 (156.9 KiB) Viewed 35 times
1. Compute the value of the acoustic velocity in a. air @ 32 °F, recall a = √YRTS b. air @ 2000 °F c. steam @ 480 °F, 40
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1. Compute the value of the acoustic velocity in a. air @ 32 °F, recall a = √YRTS b. air @ 2000 °F c. steam @ 480 °F, 40
1. Compute the value of the acoustic velocity in a. air @ 32 °F, recall a = √YRTS b. air @ 2000 °F c. steam @ 480 °F, 400 psi (extract from steam tables given below) Pressure (lbf/in") Temperature (°F) 480 470 490 1-2385 1-2607 1-2824 395 Specific volume, v (fts/lbm) Specific enthalpy, h (Btu/lbm) 1224-8 1232-0 1239-0 Specific entropy, s (Btu/lbm 'R) 1.5079 1.5156 1.5230 0 1-2205 1-2426 1-2641 400 h 1224-0 1231-3 1238-3 S 1-5058 1.5135 1-5210 V 1.2030 1.2249 1-2463 405 1223-2 1230-5 1237-6 1-5190 1.5037 1.5115 d. water @ 60 °F, (adiabatic-reversible bulk modulus = Р = 3.13e5 psi,p=62.4 pcf, recall a² = ge др ap ad ,rev Ans. a. 1087 fps, b. 2129 fps, c. 1727 fps, d. 4823 fps 88 ap Jad.rev