Shop MathematicsTaylor-Holden, 1910 - 219 σελίδες |
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Σελίδα ix
... multiplied by , is the sign of multiplication . A dot is sometimes used for X where the quantities are expressed by letters , but is usually omitted in algebraic formulas ; thus a × b , or a . b is ordinarily written ab . divided by ...
... multiplied by , is the sign of multiplication . A dot is sometimes used for X where the quantities are expressed by letters , but is usually omitted in algebraic formulas ; thus a × b , or a . b is ordinarily written ab . divided by ...
Σελίδα 2
... multiplied by the distance through which it is overcome ; as a 10 pound weight that is lifted to a height of 5 feet requires an amount of work equal to the product of 10 times 5 = 50 ft . - lbs . The unit of measure in the above example ...
... multiplied by the distance through which it is overcome ; as a 10 pound weight that is lifted to a height of 5 feet requires an amount of work equal to the product of 10 times 5 = 50 ft . - lbs . The unit of measure in the above example ...
Σελίδα 6
... multiplied by the distance through which it moves is equal to the resistance or weight multiplied by the distance through which it moves , or P × dP = W × dW . Each class of machines permits of a special statement of this law by ...
... multiplied by the distance through which it moves is equal to the resistance or weight multiplied by the distance through which it moves , or P × dP = W × dW . Each class of machines permits of a special statement of this law by ...
Σελίδα 7
... multiplied by its distance from the fulcrum is equal to the weight multiplied by its distance from the fulcrum . Let P = force W weight or resistance . Pa SHOP MATHEMATICS 7.
... multiplied by its distance from the fulcrum is equal to the weight multiplied by its distance from the fulcrum . Let P = force W weight or resistance . Pa SHOP MATHEMATICS 7.
Σελίδα 12
... multiplied by the product of the sizes of all the drivers is equal to the speed of the last follower multiplied by the product of the sizes of all the followers . For the sizes of followers and drivers may be taken the circumferences ...
... multiplied by the product of the sizes of all the drivers is equal to the speed of the last follower multiplied by the product of the sizes of all the followers . For the sizes of followers and drivers may be taken the circumferences ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
24 teeth angle back gears balls bearings 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.