Shop Mathematics ...: Prepared in the Extension Division of the University of Wisconsin, Τόμος 1McGraw-Hill book Company, Incorporated, 1924 |
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Σελίδα v
... added to the book , one on Logarithms and one on the Slide Rule . This additional text material has been found to be desirable particularly for those students who plan to go forward with subsequent studies in industrial or engineering ...
... added to the book , one on Logarithms and one on the Slide Rule . This additional text material has been found to be desirable particularly for those students who plan to go forward with subsequent studies in industrial or engineering ...
Σελίδα 6
... added . The minus sign ( - ) when placed in this manner is a signal of subtraction . When the minus sign is placed between two numbers , it must be remembered that the second number is to be subtracted from the first ; thus in the ...
... added . The minus sign ( - ) when placed in this manner is a signal of subtraction . When the minus sign is placed between two numbers , it must be remembered that the second number is to be subtracted from the first ; thus in the ...
Σελίδα 7
... adding the 10 + 8 , 6 + 4+ 5+ 3 = 10 + 8 = 18 , Answer . This use of the equals sign more than once in an operation is what causes a large number of errors . It must be remembered , in a case like this , that each successive equals sign ...
... adding the 10 + 8 , 6 + 4+ 5+ 3 = 10 + 8 = 18 , Answer . This use of the equals sign more than once in an operation is what causes a large number of errors . It must be remembered , in a case like this , that each successive equals sign ...
Σελίδα 8
... adding them to the 5 and 7 . Therefore , 5 + 7 + ( 3 × 4 ) = 5 + 7 + 12 = 24 If we use the same numbers and same signs ... added before multiplying by 4 . ( 5 + 7 + 3 ) × 4 = 15 X 4 = 60 USEFUL TABLES Measures of Length 12 inches ( in ...
... adding them to the 5 and 7 . Therefore , 5 + 7 + ( 3 × 4 ) = 5 + 7 + 12 = 24 If we use the same numbers and same signs ... added before multiplying by 4 . ( 5 + 7 + 3 ) × 4 = 15 X 4 = 60 USEFUL TABLES Measures of Length 12 inches ( in ...
Σελίδα 11
... added unless they contain the same kind of parts , or , in other words , have the same denominator . When fractions having different denominators are to be added , they must first be reduced to frac- tions having a common denominator ...
... added unless they contain the same kind of parts , or , in other words , have the same denominator . When fractions having different denominators are to be added , they must first be reduced to frac- tions having a common denominator ...
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Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
amount Answer Antilog belt block boiler bolt brake horsepower calculated castings Centigrade cents ciphers circle circumference common denominator common fraction cube root cubic cutting speed cylinder decimal places decimal point diameter dimensions dimes distance divide dividend division dollar efficiency emery wheel equal Example Explanation Fahrenheit feet final divisor foot-pounds force arm formula given gives heat hoist horsepower improper fraction inclined plane indicated jackscrew lathe lead screw length lever lifted line shaft load logarithmic scale machine mantissa measure mechanical advantage minute mixed numbers multiply number of teeth operation piece piston pound pressure PROBLEMS pulley pump quotient raised reduced revolutions per minute rope shaft shown in Fig slide rule square inch square root steam engine steel stress stroke subtract surface speed temperature threads per inch trial divisor unit volume weight arm whole number width
Δημοφιλή αποσπάσματα
Σελίδα 129 - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30j square yards = 1 square rod (sq.
Σελίδα 8 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
Σελίδα 163 - Fig. 49. We will solve this problem partly graphically and partly by calculation. The first step is to find how fast the crank pin D is moving. For one turn of the crank, D travels through a distance equal to the circumference of a circle whose radius is R, that is, a distance of 2'ffTi.
Σελίδα 3 - An Improper Fraction is one whose numerator is equal to, or greater than, the denominator; as, f, f.
Σελίδα 41 - 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 5 - When the numerator is less than the denominator, the value of the fraction is less than 1. 5th. When the numerator is equal to the denominator, the value of the fraction is equal to 1. 6th. When the numerator is greater than the denominator, the value of the fraction is greater than 1.
Σελίδα 76 - In any proportion, the product of the means is equal to the product of the extremes.
Σελίδα 41 - To multiply by 10, move the decimal point one place to the right, annexing a zero if necessary.
Σελίδα 2 - Definition of a Fraction. — A Fraction is one or more of the equal parts into which anything may be divided.