Constructive Text-book of Practical Mathematics, Volumen1J. Wiley & sons, Incorporated, 1912 |
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Página vii
... Ratio of Pulleys . Section 4. Centrifugal Ten- sion . Section 5. Back Gears .. PAGE 274 CHAPTER XI BELTS Section 1. Fundamental Principles . Section 2. Length of an Open Belt . Section 3. Length of a Crossed Belt . Section 4 . Effective ...
... Ratio of Pulleys . Section 4. Centrifugal Ten- sion . Section 5. Back Gears .. PAGE 274 CHAPTER XI BELTS Section 1. Fundamental Principles . Section 2. Length of an Open Belt . Section 3. Length of a Crossed Belt . Section 4 . Effective ...
Página 22
... ratio of 172 and 12 , 172 ÷ 12 read 172 divided by 12 , or 172/12 172 12 the quotient of 172 and 12 . read 172 12ths , or 172 over 12 . Each of the five forms denotes exactly the same thing ; viz . , that 172 is to be divided by 12. The ...
... ratio of 172 and 12 , 172 ÷ 12 read 172 divided by 12 , or 172/12 172 12 the quotient of 172 and 12 . read 172 12ths , or 172 over 12 . Each of the five forms denotes exactly the same thing ; viz . , that 172 is to be divided by 12. The ...
Página 117
... ratio of the weight of steam to the weight of the same volume of air is called the specific gravity of steam . Tabulate the specific gravity of air and of steam , denoting the specific gravity of air by 1 . 33. A cubic inch of mercury ...
... ratio of the weight of steam to the weight of the same volume of air is called the specific gravity of steam . Tabulate the specific gravity of air and of steam , denoting the specific gravity of air by 1 . 33. A cubic inch of mercury ...
Página 218
... ratio of the cutting speed to the return speed is as 1 to 2.75 . What is the return speed when the cutting speed is 18 feet per minute ? 70. Under a load of 80.53 lbs . a wire 107 inches long and .0463 inches in diameter lengthened .272 ...
... ratio of the cutting speed to the return speed is as 1 to 2.75 . What is the return speed when the cutting speed is 18 feet per minute ? 70. Under a load of 80.53 lbs . a wire 107 inches long and .0463 inches in diameter lengthened .272 ...
Página 225
... times it is heavier than the same bulk of water . It is therefore the ratio of the weight of the substance , to the weight of the same volume of water . Therefore : Specific gravity = weight of solid or liquid 183 225 WEIGHT.
... times it is heavier than the same bulk of water . It is therefore the ratio of the weight of the substance , to the weight of the same volume of water . Therefore : Specific gravity = weight of solid or liquid 183 225 WEIGHT.
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Términos y frases comunes
10-thousandths acute angle amperes apothem avoirdupois belt boiler circumference Compute and fill Compute the horse-power Compute the number Compute the weight cosine cubic foot cubic inches cylinder decimal places decimal point denotes depth determined dimensions distance divided division divisor Draw effective pull engine equals equation exponent feet per minute following table formula Formulate and compute fraction frustum gallons graduation hypotenuse inches in diameter integral figures kilowatts lathe leadscrew logarithm mantissa Measure meter metric micrometer motor multiplied notation number of revolutions number of threads omitted entries paragraph number piece piston pitch pounds preceding pressure pulley pump radius ratio reading regular polygon revolutions per minute right triangle rule scale screw screw thread SECTION shown side sine slide-rule Solve the following spindle square inch standard thread stroke subtracted tangent thimble threads per inch units velocity vernier voltage volume work-book
Pasajes populares
Página 28 - Divide as in whole numbers, and point off" as many decimal places in the quotient as the number of decimal places in the dividend exceeds the number in the divisor.
Página 448 - In a triangle, the square of any side is equal to the sum of the squares of the other two sides minus...
Página 208 - How many cubic yards of earth must be .removed in digging a cellar 36 ft.
Página 401 - The characteristic of the logarithm of a number greater than unity, is one less than the number of integral figures in the given number.
Página 28 - If the number of decimal places in the dividend is less than the number in the divisor, annex ciphers to the dividend till there are as many or more decimal places as in the divisor.
Página 177 - Add together the first ordinate, the last ordinate, twice, the sum of the other odd ordinates, and four times the sum of the even ordinates. Multiply this sum by the extreme length of the diagram, and divide the FIG.
Página 383 - Hence the characteristic is n — 1 ; that is, the characteristic of the logarithm of a number greater than unity is less by one than the number of digits in its integral part, and is positive.
Página 57 - J, is called reducing the fraction to its lowest terms. A fraction is said to be in its lowest terms when no number greater than 1 will divide its numerator and denominator without a remainder.
Página 389 - The logarithm of the quotient of two positive numbers is found by subtracting the logarithm of the divisor from the logarithm of the dividend. (6) The logarithm of a power of a positive number is found by multiplying the logarithm of the number by the exponent of the power. For, N" = (oT)
Página 225 - Specific Gravity. The specific gravity of a substance is the ratio of the weight of the substance to the weight of the same volume of...