Shop Mathematics, Τόμος 1McGraw-Hill, 1931 |
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Σελίδα 45
... shown . Mixed numbers are especially easy to handle by decimals , because the whole number and the fraction can be written out in a horizontal line with the decimal point between them . We read mixed decimals just as we would any mixed ...
... shown . Mixed numbers are especially easy to handle by decimals , because the whole number and the fraction can be written out in a horizontal line with the decimal point between them . We read mixed decimals just as we would any mixed ...
Σελίδα 154
... shown in Figs . 45 , 46 , and 47 , we will have the formula PXa Wx b = Although the force and weight are really balanced when this formula is fulfilled , still we use the formula for calculating the 12 ' 14 " . F FIG . 43. Simple lever ...
... shown in Figs . 45 , 46 , and 47 , we will have the formula PXa Wx b = Although the force and weight are really balanced when this formula is fulfilled , still we use the formula for calculating the 12 ' 14 " . F FIG . 43. Simple lever ...
Σελίδα 161
... shown in Fig . 52 , is a case of com- pound levers . The crank and pinion form the first lever , and the load on the gear teeth is transmitted to the teeth of the larger gear and becomes the force of the other lever , which consists of ...
... shown in Fig . 52 , is a case of com- pound levers . The crank and pinion form the first lever , and the load on the gear teeth is transmitted to the teeth of the larger gear and becomes the force of the other lever , which consists of ...
Περιεχόμενα
ARTICLE | 1 |
Improper fractions | 7 |
Reduction to lower terms | 13 |
Πνευματικά δικαιώματα | |
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amount Answer Antilog belt block boiler bolt brake horsepower Calculate castings cent Centigrade centimeters ciphers circle circumference common fraction cutting speed cylinder decimal places decimal point denominator diameter dimes distance divide dividend division dollar efficiency emery wheel equal Example Explanation Fahrenheit feet figure foot force arm formula given heat hoist horsepower improper fraction inclined plane indicated jackscrew lathe lead screw length lever lifted line shaft load logarithmic scale logarithms machine mantissa measure mechanical advantage meter minute mixed number multiply number of teeth pipe piston pounds pressure Problem pull pulley pump quotient raised ratio reduced revolutions per minute rope scale shown in Fig slide rule square inch square root steam engine steel stress stroke subtract surface speed tank temperature threads per inch trial divisor unit volume weight arm whole number width