Shop Mathematics ...: Prepared in the Extension Division of the University of Wisconsin, Τόμος 1McGraw-Hill book Company, Incorporated, 1924 |
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Σελίδα vii
... of Wisconsin , for a careful reading of the proof and for valuable criticisms and suggestions . THE UNIVERSITY OF WISCONSIN , MADISON , Wis . June 1 , 1912 . E. B. N. ART . 1. Why we use fractions . CONTENTS CHAPTER vii.
... of Wisconsin , for a careful reading of the proof and for valuable criticisms and suggestions . THE UNIVERSITY OF WISCONSIN , MADISON , Wis . June 1 , 1912 . E. B. N. ART . 1. Why we use fractions . CONTENTS CHAPTER vii.
Σελίδα viii
Prepared in the Extension Division of the University of Wisconsin Earle Bertram Norris, Kenneth Gardner Smith. 1 1 1 CONTENTS CHAPTER I COMMON FRACTIONS ART . 1. Why we.
Prepared in the Extension Division of the University of Wisconsin Earle Bertram Norris, Kenneth Gardner Smith. 1 1 1 CONTENTS CHAPTER I COMMON FRACTIONS ART . 1. Why we.
Σελίδα ix
... fractions . CONTENTS CHAPTER I COMMON FRACTIONS 2. Definition of a fraction 3. The denominator . 4. The numerator . 5. Writing and reading fractions 6. Proper fractions 7. Improper fractions . 8. Mixed numbers 9. Reduction of fractions ...
... fractions . CONTENTS CHAPTER I COMMON FRACTIONS 2. Definition of a fraction 3. The denominator . 4. The numerator . 5. Writing and reading fractions 6. Proper fractions 7. Improper fractions . 8. Mixed numbers 9. Reduction of fractions ...
Σελίδα x
... fractions to decimals . 44. Complex decimals 43 44 45. The micrometer 44 46. The decimal fraction in machine work 47 CHAPTER VI PERCENTAGE 47. Explanation . 48. The uses of percentage 49. Efficiencies 50. Discount 51. Classes of ...
... fractions to decimals . 44. Complex decimals 43 44 45. The micrometer 44 46. The decimal fraction in machine work 47 CHAPTER VI PERCENTAGE 47. Explanation . 48. The uses of percentage 49. Efficiencies 50. Discount 51. Classes of ...
Σελίδα xiii
... slide rule . 145. Slide rule setting . 146. Roots and powers 147. Decimal point . INDEX 236 144. Description of a slide rule . 240 240 246 249 251 SHOP ARITHMETIC CHAPTER I COMMON FRACTIONS 1. Why We Use CONTENTS xiii.
... slide rule . 145. Slide rule setting . 146. Roots and powers 147. Decimal point . INDEX 236 144. Description of a slide rule . 240 240 246 249 251 SHOP ARITHMETIC CHAPTER I COMMON FRACTIONS 1. Why We Use CONTENTS xiii.
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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.