Circular of the Bureau of Standards, Issue 570U.S. Government Printing Office, 1956 |
From inside the book
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Page 18
... acres 1 mile square AREA MEASURE = 1 square foot ( sq ft ) . 1 square yard ( sq yd ) = 1 296 square inches . 1 square rod ( sq rd ) = 2721⁄4 square feet . 1 acre = 4 840 square yards = 43 560 square feet . 1 square mile ( sq mi ) . 1 ...
... acres 1 mile square AREA MEASURE = 1 square foot ( sq ft ) . 1 square yard ( sq yd ) = 1 296 square inches . 1 square rod ( sq rd ) = 2721⁄4 square feet . 1 acre = 4 840 square yards = 43 560 square feet . 1 square mile ( sq mi ) . 1 ...
Page 22
... acre 1 square mile 1 square centimeter = 1 square meter 1 hectare 39 204 627 264 6 272 640 4 014 489 600 0.154 999 69 1549.9969 15 499 969 64 000 000 0.002 471 04 24.7104 247 104 0.001 076 387 10.763 87 107 638.7 30.25 1 0.0625 100 000 ...
... acre 1 square mile 1 square centimeter = 1 square meter 1 hectare 39 204 627 264 6 272 640 4 014 489 600 0.154 999 69 1549.9969 15 499 969 64 000 000 0.002 471 04 24.7104 247 104 0.001 076 387 10.763 87 107 638.7 30.25 1 0.0625 100 000 ...
Page 23
... Acres 0.000 000 159 423 0.000 01 0.000 022 956 8 0.000 206 612 0.006 25 0.1 1 640 0.000 000 024 710 4 0.000 247 104 ... acre Units 16.387 162 28 317.016 764 559.4 0.016 387 16 28.317 016 764.5594 1 cubic inch -1 cubic foot 1 0.001 0.764 ...
... Acres 0.000 000 159 423 0.000 01 0.000 022 956 8 0.000 206 612 0.006 25 0.1 1 640 0.000 000 024 710 4 0.000 247 104 ... acre Units 16.387 162 28 317.016 764 559.4 0.016 387 16 28.317 016 764.5594 1 cubic inch -1 cubic foot 1 0.001 0.764 ...
Page 27
... acre . 2.471 acres . 100 square feet . 0.155 square inch . 15.500 square inches . 929.034 square centimeters . 6.452 square centimeters [ 247.104 acres . [ 0.386 square mile . 1.196 square yards . 1 square mile ( sq mi ) . 1 square ...
... acre . 2.471 acres . 100 square feet . 0.155 square inch . 15.500 square inches . 929.034 square centimeters . 6.452 square centimeters [ 247.104 acres . [ 0.386 square mile . 1.196 square yards . 1 square mile ( sq mi ) . 1 square ...
Common terms and phrases
000 cubic centimeters apoth apothecaries apothecaries weight avdp avoirdupois pound Britain British Imperial Bureau of Standards Bureau of Weights bushel calibration Circular cubic centimeter cubic decimeter cubic feet cubic foot cubic inches cubic meter decimal defined dekaliter dry quarts equivalent fluid drams fluid ounces fluid scruple grains grams gross or long hectare hundredweight Imperial gallon inch exactly International Bureau length and mass liquid pint liquid quarts liter long ton mass standard metric system milligrams milliliters millimeters National Bureau number system pint or quart primary standard Prototype Kilogram short ton square centimeter square inch square meter square yard standards of capacity standards of length standards of mass struck measure subdivisions system of weights tonnage troy pound U. S. fluid ounce U. S. gallon U. S. Government Printing unit of weight United States Prototype units and standards Units and Systems UNITS OF CAPACITY volume weights and measures
Popular passages
Page 18 - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30£ square yards = 1 square rod (sq.
Page 18 - Cubic Measure 1728 cubic inches (cu. in.) =1 cubic foot (cu. ft.) 27 cubic feet = 1 cubic yard (cu. yd.) 128 cubic feet = 1 cord (cd...
Page 29 - Used in assaying. The assay ton bears the same relation to the milligram that a ton of 2,000 pounds avoirdupois bears to the ounce troy; hence the weight in milligrams of precious metal obtained from one assay ton of ore gives directly the number of troy ounces to the net ton.
Page 4 - The essential features of the system were embodied in a report made to the French National Assembly by the Academy of Sciences in 1791. A number of other nations were invited to cooperate with France in establishing the new system, and Holland, Denmark...
Page 12 - When an equal-arm balance is used to compare an object with standards of mass ("weights"), the effects of variations in the acceleration of gravity are self-eliminating and need not be taken into account, but the apparent mass of the object is slightly different from the true mass because of the buoyant effects of the surrounding air. Mass can then be computed from apparent mass by applying a correction for air buoyancy. When a spring balance is used, an additional correction accounting for the local...
Page 20 - Dry Measure. — 2 pints = 1 quart; 8 quarts = 1 peck; 4 pecks = 1 bushel.
Page 14 - The mean solar day is divided into 24 hours, each hour into 60 minutes, and each minute into 60 seconds.
Page 4 - The liter is defined as the volume occupied, under standard conditions, by a quantity of pure water having a mass of 1 kilogram. This volume is very nearly equal to 1 000 cubic centimeters or 1 cubic decimeter; the actual metric equivalent i¡.
Page 20 - The meter bars, however, continue in use as a standard for most types of measurements. In the metric system, designations of multiples and subdivisions of any unit may be arrived at by combining with the name of the unit the prefixes deka, hecto, and kilo, meaning, respectively, 10, 100, and 1,000, and deci, centi, and mill!, meaning, respectively, one-tenth, onehundredth, and one-thousandth.