Shop Mathematics, Τόμος 1McGraw-Hill, 1931 |
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Σελίδα 1
... piece of steel which is not an inch long , we hold a scale against it , as in Fig . 1 , and find out how many of these divisions of an inch it takes to equal the length of the piece . The scale in Fig . 1 is 3 in . long , and each inch ...
... piece of steel which is not an inch long , we hold a scale against it , as in Fig . 1 , and find out how many of these divisions of an inch it takes to equal the length of the piece . The scale in Fig . 1 is 3 in . long , and each inch ...
Σελίδα 20
... piece of work on a lathe is 1 ft . in diameter . in five cuts : in the first step the tool takes off eter ; then in .; then in .; then the diameter of the finished piece ? 54. A small foundry uses 151⁄2 tons of coke the first week of a ...
... piece of work on a lathe is 1 ft . in diameter . in five cuts : in the first step the tool takes off eter ; then in .; then in .; then the diameter of the finished piece ? 54. A small foundry uses 151⁄2 tons of coke the first week of a ...
Σελίδα 223
... piece of material it tends to alter the shape of the piece . This can easily be demonstrated with an ordinary piece of rubber . A pull will stretch the rubber , making it longer and thinner , and a pressure will squeeze it into a ...
... piece of material it tends to alter the shape of the piece . This can easily be demonstrated with an ordinary piece of rubber . A pull will stretch the rubber , making it longer and thinner , and a pressure will squeeze it into a ...
Περιεχόμενα
ARTICLE | 1 |
Improper fractions | 7 |
Reduction to lower terms | 13 |
Πνευματικά δικαιώματα | |
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Συχνά εμφανιζόμενοι όροι και φράσεις
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