Yomecagoentodo

Factores de conversion MAGNITUD Aceleracion Area Densidad SISTEMA METRICO SISTEMA METRICO INGLES

1 m/s2 = 3.2808 ft/s2 1 ft/s2 = 0.3048* m/s2 1 m2 = 1550 in2 = 10.764 ft2 1 ft2 = 144 in2 =0.09290304* m2 1 g/cm3 = 62.428 Ibm/ft3 = 0.036127 Ibm/in3 1 Ibm/in3 1728 Ibm/ft3 1 kg/m3 = 0.062428 Ibm/ft3 1 kJ = 0.94782 Btu 1 Btu = 1.055056 kJ = 5.40395 psia . ft3 = 778.169 Ibf . f t 1 Btullbm = 25,037ft2/s2 = 2.326* kJ/kg 1 kwh = 3412.14 Btu

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Energia, calor, trabajo y energia especifica

Fuerza

,

1 N = 1 kg.m/s2 = 105dlnas 1 kgf = 9.80665 N

1 N = 0.22481 Ibf 1 Ibf = 32.174 Ibrn. ft/s2 1 Ibf 1 slug.ft/s2

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4.44822 N

Longitud

1 m = 39.370 in = 3.2808 f t 1.0926 yd 1 f t = 12 in = 0.3048* m 1 milla = 5280 f t = 1.6093 km 1 in = 2.54" cm

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Masa

I

1k g = 1OOOg 1 tonelada = 1000 kg

1 kg = 2.2046226 Ibrn 1 Ibm = 0.45359237* kg 1 onza = 28.3495 g 1 slug = 32.174 Ibrn = 14.5939 kg 1 tonelada corta = 2000 Ibrn = 907.1847 kg 1 kW 3412.14 Btu/h =1.341 hp 737.56 Ibf . ft/s 1 hp = 550 Ibf . ft/s = 0.7068 Btuls = 42.41 Btulmin = 2544.5 Btulh = 0.74570 kW 1 Btulh = 1.055056 kJ/h
= =

Potencia

Presion o esfuerzo, y presion expresada como cargahidrostatica

1 Pa = 1 N/m2 MPa 1 kPa = lo3 Pa = 1 atm = 101.325 kPa = 1.01325 bar = 760 mm Hg a 0°C = 1.03323 kgf/cm2 1 mm Hg = 0.1333 kPa 1 kJ/kg . "C
=

1 Pa

1.4504 x psi 0.020886 Ibf/ft21 psi = 144 Ibf/ft2 = 6.894757 kPa 1 atm = 14.696 psi = 29.92 pulgadas Hg a 30°F 1 pulgada Hg = 13.60 pulgadas H20 = 3.387 kPa
= =

Calor especifico

=

1 kJ/kg . K 1 Jlg . "C

1 Btullbm . "F= 4.1868 kJ/kg . "C 1 Btu/lbmol . R = 4.1868 kJ/kmol . K 1 kJ/kg. "C = 0.23885 Btullbm . "F = 0.23885 Btullbm . R 1 m3/kg = 16.02 ft3/lbm 1 ft3/lbm = 0.062428 m3/kg
T(R) = T("F) + 459.67 = 1.8T(K)R°F) = 1.8 T("C) + 32 AT("F) = AT(R) = 1.8* ARK)

Volumen especifico Temperatura

Velocidad

1 mls = 3.2808 ft/s = 2.237 mi/h 1 milh = 1.46667 ft/s 1 milh = 1.6093 kmlh

Viscosidad, dinamica...