Shop Mathematics, Τόμος 1McGraw-Hill, 1931 |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 3 από τα 22.
Σελίδα 158
... lever is equivalent to a 1600 - lb . weight on the short end of the second lever . The first lever pulls downward the same amount that the W 10'- P = W2 4 12 P FIG . 48. - System of compound levers . = second pulls up , or P1 W2 ...
... lever is equivalent to a 1600 - lb . weight on the short end of the second lever . The first lever pulls downward the same amount that the W 10'- P = W2 4 12 P FIG . 48. - System of compound levers . = second pulls up , or P1 W2 ...
Σελίδα 159
... lever the M.A. of the system of levers equals the product of the M.A.'s of all the separate single levers . The M.A. of the first lever of Fig . 48 equals 10 2 or 5 , and of the second , 12 - " 4 or 3 ; hence , the M.A. of the compound ...
... lever the M.A. of the system of levers equals the product of the M.A.'s of all the separate single levers . The M.A. of the first lever of Fig . 48 equals 10 2 or 5 , and of the second , 12 - " 4 or 3 ; hence , the M.A. of the compound ...
Σελίδα 161
... 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 the large gear and the drum . Example : A ...
... 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 the large gear and the drum . Example : A ...
Περιεχόμενα
ARTICLE | 1 |
Improper fractions | 7 |
Reduction to lower terms | 13 |
Πνευματικά δικαιώματα | |
69 άλλες ενότητες δεν εμφανίζονται
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