...GALLONS PEU MtNUTE. Some Simple Rules. — A miner's inch of water is equal to nine gallons a minute. Doubling the diameter of a pipe increases its capacity four times. A cubic foot flowing a second of time is equal to 50 miner's inches, or 450 gallons a minute. _. . ._...

...a solder with a much lower melting point than that of the metal to be soldered. Useful Information. Doubling the diameter of a pipe increases its capacity four times. A cubic foot of water weighs 62^ pounds, and contains 1,728 cubic inches, or 7^/2 gallons. A gallon of...

...square, multiply diameter by .8862. To find cubic inches in a ball multiply cube of diameter by .5236. Doubling the diameter of a pipe increases its capacity...four times. A gallon of water (US standard) weighs 81-3 pounds and contains 231 cubic inches. A cubic foot of water contains "]\ gallons, 1728 cubic inches,...

...circle multiplied by 0.3183 = diameter. Side of a square multiplied by 1.128 = diameter of equal circle. Doubling the diameter of a pipe increases its capacity four times. A struck bushel of lime weighs 72-75 pounds. Portland cement containing over 2 % of magnesia should be...

...square, multiply diameter by .8862. To find cubic inches in a ball multiply cube of diameter by .5236. Doubling the diameter of a pipe increases its capacity...four times. A gallon of water (US standard) weighs 81-3 pounds and contains 231 cubic inches. A cubic foot of water contains 'J\ gallons, 1728 cubic inches,...

...pounds. A column of water 27.67 inches high has a pressure of 1 pound to the" square inch at the bottom. Doubling the diameter of a pipe increases its capacity four times. A hot water boiler will consume from 3 to 8 pounds of coal per hour per square foot of grate, the difference...

...pounds. A column of water 27.67 inches high has a pressure of 1 pound to the square inch at the bottom. Doubling the diameter of a pipe increases its capacity four times. A cubic foot of anthracite coal averages 50 pounds. A cubic foot of bituminous coal weighs 40 pounds....

...triangle, the square of the hypothenuse is equal to the sum of the squares of the other two sides. Douhling the diameter of a pipe increases its capacity four times. A gallon of water CU. S. Standard1 weighs 8 '/. pounds and contains 231 cu. ins. A cuhic foot of water contains 1% gallons,...

...the number of cubic feet of water by 144 and divide the product by the area of the pipe in inches. Doubling the diameter of a pipe increases its capacity four times. A miner's inch of water is approximately equal to a supply of 12 gallons a minute. Measurerrunt of an...

...pounds. A column of water 27.67 inches high has a pressure of 1 pound to the square inch at the bottom. Doubling the diameter of a pipe increases its capacity four times. A cubic foot of anthracite coal averages 50 pounds. A cubic foot of bituminous coal weighs 40 pounds....