Shop MathematicsTaylor-Holden, 1910 - 219 σελίδες |
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Αποτελέσματα 1 - 5 από τα 43.
Σελίδα 6
... moves is equal to the resistance or weight multiplied by the distance through which it moves , or PXdP = WxdW . Each ... move about that point as a pivot . This pivotal point is the fulcrum , usually represented by F. The force applied ...
... moves is equal to the resistance or weight multiplied by the distance through which it moves , or PXdP = WxdW . Each ... move about that point as a pivot . This pivotal point is the fulcrum , usually represented by F. The force applied ...
Σελίδα 8
... changing as the W force and weight Fig 4 P move into new positions . The case of pulling out a nail with the common claw hammer is a good illustration of the bent lever , Fig . 4 . The moving strut in Fig . 5 is a bent 8 SHOP MATHEMATICS.
... changing as the W force and weight Fig 4 P move into new positions . The case of pulling out a nail with the common claw hammer is a good illustration of the bent lever , Fig . 4 . The moving strut in Fig . 5 is a bent 8 SHOP MATHEMATICS.
Σελίδα 9
Edward Ellsworth Holton. The moving strut in Fig . 5 is a bent lever with one arm lacking . The force is applied at the ... moved . The ratio between force and resistance changes as the angle A changes . or Then force : resistance = sin A ...
Edward Ellsworth Holton. The moving strut in Fig . 5 is a bent lever with one arm lacking . The force is applied at the ... moved . The ratio between force and resistance changes as the angle A changes . or Then force : resistance = sin A ...
Σελίδα 15
... moves down 1 foot the rope must move up 1 foot on the other side of A : but the end of rope is fixed at C , so that when rope moves up at 1 and remains stationary at 2 , one - half the motion will be given to the movable pulley between ...
... moves down 1 foot the rope must move up 1 foot on the other side of A : but the end of rope is fixed at C , so that when rope moves up at 1 and remains stationary at 2 , one - half the motion will be given to the movable pulley between ...
Σελίδα 16
... moves the chain between B and D up a distance R , the chain at C will move down a distance r , the loop around the pulley D will be shortened the distance R - r and W will be raised one - half this amount . From this is obtained the ...
... moves the chain between B and D up a distance R , the chain at C will move down a distance r , the loop around the pulley D will be shortened the distance R - r and W will be raised one - half this amount . From this is obtained the ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
24 teeth amperes angle back gears balls 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.