Constructive Text-book of Practical Mathematics, Volumen1J. Wiley & sons, Incorporated, 1912 |
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Página 9
... units , the same as when written alone . 8 , being in the second place from the right , means ten times eight , or eighty . 4 in the third place means four hundred ; 5 in the fourth place means five thousand ; 7 in the fifth place means ...
... units , the same as when written alone . 8 , being in the second place from the right , means ten times eight , or eighty . 4 in the third place means four hundred ; 5 in the fourth place means five thousand ; 7 in the fifth place means ...
Página 11
... units shall be under units , ten under tens , hundreds under hundreds , etc. In setting down numbers having decimal points , no attention is paid to right or left margins , the only requirement being that the decimal points shall be in ...
... units shall be under units , ten under tens , hundreds under hundreds , etc. In setting down numbers having decimal points , no attention is paid to right or left margins , the only requirement being that the decimal points shall be in ...
Página 12
... units column of the first group of numbers , is 31 which is one unit and three tens . 1 is therefore entered under the units column and the 3 is added ( or carried as it is called ) to the tens column . 5. Examples in Addition . While ...
... units column of the first group of numbers , is 31 which is one unit and three tens . 1 is therefore entered under the units column and the 3 is added ( or carried as it is called ) to the tens column . 5. Examples in Addition . While ...
Página 19
... units in the exponent , makes it easy to write any power of 10 when its exponent is given . Thus 105 in which there are five units in the exponent , means 1 followed by five ciphers ; or 105 = 100000 , which is the same as would be ...
... units in the exponent , makes it easy to write any power of 10 when its exponent is given . Thus 105 in which there are five units in the exponent , means 1 followed by five ciphers ; or 105 = 100000 , which is the same as would be ...
Página 20
... units in the minus exponent . 15. Examples in Multiplication by Powers of 10. Under paragraph number and heading , set down by inspection the results of the following indicated multiplications : 1. 2968 × 10 2 . 34.45X100 3 . 3.89x1000 ...
... units in the minus exponent . 15. Examples in Multiplication by Powers of 10. Under paragraph number and heading , set down by inspection the results of the following indicated multiplications : 1. 2968 × 10 2 . 34.45X100 3 . 3.89x1000 ...
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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...