Shop Mathematics, Τόμος 1McGraw-Hill, 1931 |
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Σελίδα 2
... called minutes . An hour of time is A minute is thus of an hour . Likewise , 20 minutes is of an hour . In the same way , 1 second is of a minute . In the early days , before the unit called the inch was in use , the foot was the common ...
... called minutes . An hour of time is A minute is thus of an hour . Likewise , 20 minutes is of an hour . In the same way , 1 second is of a minute . In the early days , before the unit called the inch was in use , the foot was the common ...
Σελίδα 194
... called the four - stroke cycle . Such an engine is called a four - cycle engine . Figure 79 shows in four views the operation of such an engine . Four strokes , or two revolutions , are required for each explosion that occurs in the 1 ...
... called the four - stroke cycle . Such an engine is called a four - cycle engine . Figure 79 shows in four views the operation of such an engine . Four strokes , or two revolutions , are required for each explosion that occurs in the 1 ...
Σελίδα 225
... called the " compressive strength . " or the ultimate strength in compression . The unit stress at which a material will break in shear is called the " shearing strength , " or the ultimate strength in shear . The following table gives ...
... called the " compressive strength . " or the ultimate strength in compression . The unit stress at which a material will break in shear is called the " shearing strength , " or the ultimate strength in shear . The following table gives ...
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