1-82 Table 1-24.—Conversion Chart—Continued   To Convert To Multiply By Conversely,   Multiply By Inches Centimeters 2.540 3.3937 Inches Feet 8.33 10^-2 12 Inches Miles 1.578 10^-5 6.336   10⁴ Inches Mil 1000 0.001 Inches Yards 2.778   10^-2 36 Inches of mercury at 0º C Pounds per sq inch 0.4912 2.036 Inches of water at 4º C Kilograms per sq meter 25.40 3.937   10^-2 Inches of water at 4º C Ounces per sq inch 0.5782 1.729 Inches of water at 4º C Pounds per sq foot 5.202 0.1922 Inches of water at 4º C Inches of mercury 7.355 10^-2 13.60 Joules Foot-pounds 0.7376 1.356 Joules Ergs 10 7 10^-3 Kilogram-calories Kilogram-meters 426.9 2.343   10³ Kilogram-calories Kilojoules 4.186 0.2389 Kilograms Tons, long                          (avdp 2240 lb) 9.842 10^-4 1016 Kilograms Tons, short                         (avdp 2000 lb) 1.102 10^-8 907.2 Kilograms Pounds (avoirdupois) 2.205 0.4536 Kilograms per sq meter Pounds per sq foot 0.2048 4.882 Kilometers Feet 3281 3.048 10^-4 Kilovolts Volts 1000 0.001 Kilowatt-hours BTU 3413 2.930 10^-4 Kilowatt-hours Foot-pounds 2.655 10⁶ 3.766 10^-7 Kilowatt-hours Joules 3.6 10⁷ 2.778 10^-7 Kilowatt-hours Kilogram-calories 860 1.163   10^-3 Kilowatt-hours Kilogram-meters 3.671 10⁵ 2.724   10^-7 Kilowatt-hours Pounds carbon oxidized 0.235 4.26 Kilowatt-hours Pounds water evaporated from and at 212º F 3.53 0.283 Kilowatt-hours Pounds water raised from 32º  to 212º F 24.52 4.078   10^-2 Kilowatts Watts 1000 0.001 Leagues Miles 2.635 0.3795 Lines per inch 2 Gausses 0.1550 6.452 Liters Bushels (dry, US) 2.838 10^-2 35.24 Liters Cubic Centimeters 1000 0.001 Liters Cubic meters 0.001 1000 Liters Cubic inches 61.02 1.639 10^-2 Liters Gallons  (liq US) 0.2642 3.785 Liters Pints  (liq US) 2.113 0.4732 Log N Log  10N 0.4343 2.303 Lumens per sq ft Foot-candles 1 1 Lux Foot-candles 0.0929 10.764 Maxwells Lines 1 1 Maxwells Webers 10^-2 10⁸