Shop MathematicsTaylor-Holden, 1910 - 219 σελίδες |
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Σελίδα iii
... formulas given are those usually found in mechanics ' hand books , and the author acknowledges his indebtedness to Wm . Kent and P. Lobbin for permission to use their formulas ; also to Brown & Sharpe Mfg . Co. for courtesies extended ...
... formulas given are those usually found in mechanics ' hand books , and the author acknowledges his indebtedness to Wm . Kent and P. Lobbin for permission to use their formulas ; also to Brown & Sharpe Mfg . Co. for courtesies extended ...
Σελίδα vi
... Formulas Simple Trigonometric Functions Table of Natural Sines , Etc. 173 177 178 186 189 Formulas Answers 199 203 Index 221 INTRODUCTION CHARLES F. WARNER , SC . D. Principal of VI CONTENTS.
... Formulas Simple Trigonometric Functions Table of Natural Sines , Etc. 173 177 178 186 189 Formulas Answers 199 203 Index 221 INTRODUCTION CHARLES F. WARNER , SC . D. Principal of VI CONTENTS.
Σελίδα viii
... formulas in the solution of such problems . No attempt is made in this book to teach mathematical theory or principles . That would be a need- less repetition of countless books already in existence . " Shop Mathematics " may be used to ...
... formulas in the solution of such problems . No attempt is made in this book to teach mathematical theory or principles . That would be a need- less repetition of countless books already in existence . " Shop Mathematics " may be used to ...
Σελίδα ix
... formulas ; thus a X b , or a . b is ordinarily written ab . ÷ divided by , is the sign of division . : without the dash between also indicates division , being used as the ratio sign ; as , a : b , means the ratio of a to b , or a ...
... formulas ; thus a X b , or a . b is ordinarily written ab . ÷ divided by , is the sign of division . : without the dash between also indicates division , being used as the ratio sign ; as , a : b , means the ratio of a to b , or a ...
Σελίδα 2
... formula used is , H. P.- = Ft . - lbs . of work done 33000X time in minutes In electric power machines such as dynamos and motors one H. P. is equal to 746 watts ; then the formula for power of electric machines is : H. P .: = volts ...
... formula used is , H. P.- = Ft . - lbs . of work done 33000X time in minutes In electric power machines such as dynamos and motors one H. P. is equal to 746 watts ; then the formula for power of electric machines is : H. P .: = volts ...
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24 teeth amperes angle back gears balls cast iron change gears circular pitch circumference compound gearing cone pulley Cosecants Cosines countershaft cutter cylinder depth of cut diameter disc divisions double belt drill drive pulley driving spindle engine Example factor of safety feet Find the H. P. Find the indexing fly wheel force formula friction ft.-lbs fulcrum heating surface helical gear horse power inclined plane index head index plate indexing required lathe center lathe spindle lead screw length lever line shaft main line measure mesh milling cutter milling machine minute motion move multiplied number of teeth piston pounds pressure problem pull pump required to run rope screw thread sheave single belt slide Solution speed spiral gears sprocket square inch steam steel strain stroke stud gear thimble thread screw tooth transmit TRIGONOMETRICAL FUNCTIONS tubes turn valve velocity ratio windlass
Δημοφιλή αποσπάσματα
Σελίδα 171 - OF TIME. 60 Seconds = 1 Minute 60 Minutes = 1 Hour 24 Hours = 1 Day 7 Days = 1 Week 28 Days = 1 Lunar Month...
Σελίδα 174 - OF CAPACITY 10 milliliters (ml.) = 1 centiliter (cl.) 10 centiliters = 1 deciliter (dl.) 10 deciliters = 1 liter (1.) 10 liters = 1 dekaliter (Dl.) 10 dekaliters = 1 hektoliter (hi.) 10 hektoliters = 1 kiloliter (kl.) MEASURES OF WEIGHT 10 milligrams (mg.) = 1 centigram (eg.) 10 centigrams = 1 decigram (dg.) 10 decigrams = 1 gram (g.) 10 grams = 1 dekagram (Dg.) 10 dekagrams = 1 hektogram (hg.) 10 hektograms = 1 kilogram (kg.) 18.
Σελίδα 169 - Square Measure. 144 square inches 1 square foot, 9 square feet 1 square yard, 30J square yards 1 square rod, 40 square rods 1 rood, 4 roods 1 acre.
Σελίδα 173 - Measures of Length 10 millimeters (mm.) = 1 centimeter (cm.) 10 centimeters = 1 decimeter (dm.) 10 decimeters = 1 meter (m.) 10 meters = 1 dekameter (Dm.) 10 dekameters = 1 hektometer (Hm.) 10 hektometers = 1 kilometer (Km.) 10 kilometers = 1 myriameter (Mm.) Measures of Surface 100 sq.
Σελίδα 170 - Liquid Measure. — 4 gills = 1 pint; 2 pints = 1 quart; 4 quarts = 1 gallon; 31| gallons = 1 barrel; 2 barrels = 1 hogshead.
Σελίδα 171 - NUMBERS. 12 units = 1 dozen. 12 dozen — 1 gross. 12 gross = 1 great gross. 20 units = 1 score. PAPER. 24 sheets = 1 quire. 20 quires = 1 ream. 2 reams = 1 bundle. 5 bundles = 1 bale.
Σελίδα 170 - Measure 1,728 cubic inches = 1 cubic foot 27 cubic feet = 1 cubic yard 128 cubic feet = 1 cord (A cord of wood = 4...
Σελίδα 171 - MONEY. 10 mills = 1 cent. 10 cents = 1 dime. 10 dimes = 1 dollar. 10 dollars = 1 eagle.
Σελίδα 182 - That is, the exponent of a letter in the quotient is equal to its exponent in the dividend minus its exponent in the divisor. am For example, — = a"-*, a
Σελίδα 173 - Such an electromotive force as would cause a current of one ampere to flow through a resistance of one ohm.