Engineers' and Mechanics' Pocket-book ...Harper & brothers, 1844 - 264 σελίδες |
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Σελίδα 128
... Resistance . The weight is the resistance to be overcome , the power is the requisite force to overcome that resistance . When they are equal no motion can take place . The Powers are THREE in number , viz . , LEVER , INCLINED PLANE ...
... Resistance . The weight is the resistance to be overcome , the power is the requisite force to overcome that resistance . When they are equal no motion can take place . The Powers are THREE in number , viz . , LEVER , INCLINED PLANE ...
Σελίδα 133
... resistance to the force . EXAMPLE . - The length of the back of a double wedge is 6 inches , and the length of it through the middle 10 inches ; what is the pow- er necessary to separate a substance having a resistance of 150 lbs . ? As ...
... resistance to the force . EXAMPLE . - The length of the back of a double wedge is 6 inches , and the length of it through the middle 10 inches ; what is the pow- er necessary to separate a substance having a resistance of 150 lbs . ? As ...
Σελίδα 149
... resistance ? 2 × 2 × 60000 240000 lbs . , Ans . Also , in a rod of cast steel inch diameter , area of .1963 X 120000 23556 lbs . , Ans . The absolute strength of materials , pulled lengthwise , is in propor- tion to the squares of their ...
... resistance ? 2 × 2 × 60000 240000 lbs . , Ans . Also , in a rod of cast steel inch diameter , area of .1963 X 120000 23556 lbs . , Ans . The absolute strength of materials , pulled lengthwise , is in propor- tion to the squares of their ...
Σελίδα 157
... . In page 148 , the results given in the table are those of ultimate resistance ; in practice , of the weight there given will be sufficient STRENGTH OF THE JOURNALS OF SHAFTS . When the Weight STRENGTH OF MATERIALS . 157.
... . In page 148 , the results given in the table are those of ultimate resistance ; in practice , of the weight there given will be sufficient STRENGTH OF THE JOURNALS OF SHAFTS . When the Weight STRENGTH OF MATERIALS . 157.
Σελίδα 175
... resistance that a body sustains in moving through a fluid is in proportion to the square of the velocity . The resistance that any plane surface encounters in moving through a fluid with any velocity is equal to the weight of a column ...
... resistance that a body sustains in moving through a fluid is in proportion to the square of the velocity . The resistance that any plane surface encounters in moving through a fluid with any velocity is equal to the weight of a column ...
Άλλες εκδόσεις - Προβολή όλων
Engineers' and Mechanics' Pocket-Book: Containing U. S. and Foreign Weights ... Charles Haynes Haswell Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2017 |
Engineers' and Mechanics' Pocket-Book ... Charles Haynes Haswell Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2006 |
Συχνά εμφανιζόμενοι όροι και φράσεις
abscissa angle avoirdupois axis ball base beam body breadth caloric cast iron cent centre of gravity chord of half circle circumference column cone conjugate Convex Surface cosine cube root cubic feet cubic foot cubic inches curve cylinder decimals deflexion denominator depth Diam difference dimensions distance divisor ellipse Epact equal EXAMPLE EXAMPLE.-A EXAMPLE.-How EXAMPLE.-Reduce EXAMPLE.-What feet per second figure find the Area find the Solidity fluid force frustrum given number half the arc heat hour hyperbola less line A B Measures miles minute multiply number of terms ordinate ounces Parabola perpendicular pipe piston plane pressure proportion quantity quotient radius remainder revolutions revolutions per minute revolving RULE RULE.-Divide RULE.-Multiply Saturd'y segment side specific gravity square inch square root steam subtract TABLE Continued temperature thickness transverse triangle ungulas velocity versed sine VULGAR FRACTIONS wheel whole numbers wrought iron
Δημοφιλή αποσπάσματα
Σελίδα 24 - To reduce a mixed number to an improper fraction. RULE. — Multiply the whole number by the denominator of...
Σελίδα 81 - Take the length of the keel within board (so much as she treads on the ground) and the breadth within board by the midship beam, from plank to plank, and half the breadth for the depth, then multiply the length by the breadth, and that product by the depth, and divide the whole by 94; the quotient will give the true contents of the tonnage.
Σελίδα 32 - ... and to the remainder bring down the next period for a dividend. 3. Place the double of the root already found, on the left hand of the dividend for a divisor. 4. Seek how often the divisor is contained...
Σελίδα 56 - As the conjugate diameter is to the transverse, so is the square root of the difference of the squares of the ordinate and...
Σελίδα 204 - ... above the upper deck"; the breadth thereof at the broadest part above the main wales, half of which breadth shall be accounted the depth of such vessel, and then deduct from the...
Σελίδα 63 - From the square of the diameter subtract the square of the chord, and extract the square root of the remainder. Subtract this root from the diameter, and half the remainder will give the versed sine of half the arc.
Σελίδα 37 - If the errors are unlike, divide the sum of the products by the sum of the errors, and the quotient will be the answer.
Σελίδα 190 - Secondly, on the supposition that the earth performs an annual revolution around the sun, it is embraced along with the planets, in Kepler's law, that the squares of the times are as the cubes of the distances ; otherwise, it forms an exception, and the only known exception, to this law.
Σελίδα 39 - Multiply each payment by its term of credit, and divide the sum of the products by the sum of the payments ; the quotient will be the average term of credit.
Σελίδα 1 - Pocket-book, containing United States and Foreign Weights and Measures; Tables of Areas and Circumferences of Circles, Circular Segments, and Zones of a Circle; Squares and Cubes, Square and Cube Roots; Lengths of Circular and Semi-elliptic Arcs ; and Rules of Arithmetic. Mensuration of Surfaces and Solids; the Mechanical...