Shop Mathematics ...: Shop arithmeticMcGraw-Hill book Company, 1912 |
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Αποτελέσματα 1 - 5 από τα 18.
Σελίδα 1
... less than one unit , we must use fractions . A machinist cannot do all his work in full inches because it is generally impossible to have all measurements in exact inches . Consequently , for measurements less than 1 in . , he uses ...
... less than one unit , we must use fractions . A machinist cannot do all his work in full inches because it is generally impossible to have all measurements in exact inches . Consequently , for measurements less than 1 in . , he uses ...
Σελίδα 2
... the inch , the foot was the common unit for measuring lengths . When it was necessary to measure lengths less than 1 ft . , fractions of a foot were used . This got to be too troublesome , 2 SHOP ARITHMETIC Definition of a fraction.
... the inch , the foot was the common unit for measuring lengths . When it was necessary to measure lengths less than 1 ft . , fractions of a foot were used . This got to be too troublesome , 2 SHOP ARITHMETIC Definition of a fraction.
Σελίδα 3
... less than the denominator . The value of a proper fraction , therefore , is always less than 1 . 3 5 7 27 4 ' 16 ' 8 ' 32 are all proper fractions . 7. Improper Fractions . - An Improper Fraction is one whose numerator is equal to or ...
... less than the denominator . The value of a proper fraction , therefore , is always less than 1 . 3 5 7 27 4 ' 16 ' 8 ' 32 are all proper fractions . 7. Improper Fractions . - An Improper Fraction is one whose numerator is equal to or ...
Σελίδα 36
... less than 7 × 6 = 42 , since the numbers are more than 6 and 5 , and less than 7 and 6. The actual result is 34.762 . The position of the decimal point can be reasoned out in this way for any example , but the quickest way is to point ...
... less than 7 × 6 = 42 , since the numbers are more than 6 and 5 , and less than 7 and 6. The actual result is 34.762 . The position of the decimal point can be reasoned out in this way for any example , but the quickest way is to point ...
Σελίδα 37
... less than either of the fractions , because it is part of a part . 39. Short Cuts . - If we want to multiply or divide a decimal by 10 , 100 , 1000 , or any similar number , the process is very simple . Suppose we had a decimal .145 and ...
... less than either of the fractions , because it is part of a part . 39. Short Cuts . - If we want to multiply or divide a decimal by 10 , 100 , 1000 , or any similar number , the process is very simple . Suppose we had a decimal .145 and ...
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Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
allowable Answer belt bolt calculate cast iron Centigrade cents cipher circle circumference common denominator common fraction compression countershaft Cube root root Cube Square Cube cubic cutting speed cylinder decimal places decimal point diameter dimes distance divide dividend division divisor dollar driven efficiency emery wheel equal Example exerted expansion Explanation Fahrenheit feet figure foot-pounds formula gear given gives heat Hence hoist horse-power hydraulic improper fraction inclined plane large piston lathe lead screw length lever lifted lineshaft machine mean effective pressure mechanical advantage mixed number move the decimal multiply necessary numbers of teeth piece pipe PROBLEMS pull pulley pump pyrometer quotient raised ratio reduced revolutions per minute rope shaft sheave shown in Fig specific gravity Square Cube root Square Cube Square square inch square root steam engine steel stress stroke subtract tank temperature thermometer threads water pressure whole number
Δημοφιλή αποσπάσματα
Σελίδα 59 - In any proportion, the product of the means is equal to the product of the extremes.
Σελίδα 87 - Put another way, if you construct squares on the edges of a right-angled triangle, the area of the square on the hypotenuse is equal to the sum of the areas of the squares on the other two sides.
Σελίδα 60 - Solve by knowing that the product of the means equals the product of the extremes...
Σελίδα 7 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
Σελίδα 37 - If there are more decimal places in the divisor than in the dividend, what do you do ? What will the figures of the quotient then be ? § 132.
Σελίδα 36 - Subtract the number of decimal places in the divisor from the number of decimal places in the dividend, and point off as many decimal places in the quotient as there are units in the remainder thus found.
Σελίδα 144 - MEP in pounds per square inch; A = area of piston in square inches; L = length of stroke in feet ; N= number of working strokes per minute.
Σελίδα 35 - To divide by 10, move the decimal point one place to the left. To divide by 100, move the decimal. point two places to the left, and so on for other powers of 10.
Σελίδα 3 - An Improper Fraction is one whose numerator is equal to, or greater than, the denominator; as, f, f.
Σελίδα 100 - No. Square Cube Square root Cube root No. Square Cube Square root Cube root 1 1 1 1.