Question

T (K) Engine Oil (Unused) 273 899.1 280 895.3 290 890.0 300 884.1 310 877.9 320 871.8 330 865.8 340 859.9 350 360 370 380 390 Р (kg/m³) 400 410 420

430 853.9 847.8 841.8 836.0 830.6 825.1 818.9 812.1 806.5 Cp (kJ/kg-K) 1.796 1.827 1.868 0 1.9090 1.951 1.993 2.035 2.076 2.118 2.161 2.206 2.250 2.294 2.337 2.381 2.427 2.471 M.10² (N-s/m²) 385 217 99.9 48.6 25.3 14.1 8.36 5.31 3.56 2.52 1.86 1.41 1.10 0.874 0.698 0.564 0.470 v. 106 (m²/s) 4280 2430 1120 550 288 161 96.6 61.7 41.7 29.7 22.0 16.9 13.3 10.6 8.52 6.94 5.83 k. 10³ (W/m .K) 2147 144 145 145 145 143 141 139 138 138 137 136 135 134 133 133 132 a. 107 (m²/s) 0.910 0.880 0.872 0.859 0.847 0.823 0.800 0.779 0.763 0.753 0.738 0.723 0.709 0.695 0.682 0.675 0.662 Pr 47,000 27,500 12,900 6400 3400 1965 1205 793 546 395 300 233 187 152 125 103 88 B.10 (K-¹) 0.70 0.70 0.70 0.70 0.70 0.70 0.70 0.70 0.70 0.70 0.70 0.70 0.70 0.70 0.70 0.70 0.70

Fig: 1