The millwright & engineer's pocket companion |
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Αποτελέσματα 1 - 5 από τα 14.
Σελίδα 25
... column by as many units as there are nines therein ; as , Here the first sum 18 contains two nines ; therefore 2 added to 18 20. The rest of the work is the same as usual in others ; the repetend is 0 , so the sum is finite . If some of ...
... column by as many units as there are nines therein ; as , Here the first sum 18 contains two nines ; therefore 2 added to 18 20. The rest of the work is the same as usual in others ; the repetend is 0 , so the sum is finite . If some of ...
Σελίδα 63
... column of the table for polygons , opposite the number of sides required , and the product will be the area nearly . EXAMPLE 1. - Required the area of the regular pentagon A B C D E , each side being 7.5 , and per- pendicular F G = 6.4 ...
... column of the table for polygons , opposite the number of sides required , and the product will be the area nearly . EXAMPLE 1. - Required the area of the regular pentagon A B C D E , each side being 7.5 , and per- pendicular F G = 6.4 ...
Σελίδα 64
... column opposite to its name , or number of sides , and the product will be the radius of a circle to contain that polygon nearly . And , if the polygon have an unequal number of sides , the half breadth is accounted from its centre to ...
... column opposite to its name , or number of sides , and the product will be the radius of a circle to contain that polygon nearly . And , if the polygon have an unequal number of sides , the half breadth is accounted from its centre to ...
Σελίδα 114
... column contains the angles according to Smeaton , but experience has taught us that the angles in the second column are preferable . OF PUMPS AND PUMPING ENGINES . Pumps are chiefly designated 114 WIND MILLS .
... column contains the angles according to Smeaton , but experience has taught us that the angles in the second column are preferable . OF PUMPS AND PUMPING ENGINES . Pumps are chiefly designated 114 WIND MILLS .
Σελίδα 115
... column of water 1 inch diameter , and 12 inches high , in libs . avoirdupois ; ) divide the product by 33,000 and of the quotient , added to the whole quotient , will be the number of horses ' power required . EXAMPLE . - Required the ...
... column of water 1 inch diameter , and 12 inches high , in libs . avoirdupois ; ) divide the product by 33,000 and of the quotient , added to the whole quotient , will be the number of horses ' power required . EXAMPLE . - Required the ...
Συχνά εμφανιζόμενοι όροι και φράσεις
1.-Multiply 1.-Required 12 feet 12 inches 20 inches A B C D avoirdupois beam bodies boiler breadth cast iron centre chord Circum circumference cistern column contain cubic feet cubic inches cylinder decimal depth describe arcs cutting Diam diameter in inches distance divide the product engine equal EXAMPLE 2.-What EXAMPLE.-Required feet diameter feet long feet per minute feet per second find the Diameter foot frustum gallons nearly given circle imperial gallons inches area inches broad inches diameter nearly inches nearly latent heat length of stroke lever libs motion Numb number of horses number of Imperial perpendicular height piston pitch polygon pound pressure PROBLEM prop pulley pump's diameter quotient radius revolutions per minute right Line Roots Cube Roots RULE RULE.-Multiply shaft Slide Rule solid content square inch Square Roots Cube steam STRENGTH OF MATERIALS superficial teeth thickness tons valve velocity versed sine vulgar fraction water wheels weight wrought iron
Δημοφιλή αποσπάσματα
Σελίδα 58 - The areas of circles are to each other as the squares of their diameters.
Σελίδα 24 - Multiply the divisor, thus augmented, by the last figure of the root, and subtract the product from the dividend, and to the remainder bring down the next period for a new dividend.
Σελίδα 67 - To find the solidity of a spheroid. Rule. — Multiply the square of the revolving axis by the fixed axis: and the product, multiplied by .5236, will give the solidity.
Σελίδα 88 - These simple machines are the lever, the wheel and axle, the pulley, the inclined plane, the wedge, and the screw.
Σελίδα 88 - ... that there may be a balance between the power and the weight, the intensity of the power must exceed the intensity of the weight just as much as the distance of the weight from the prop exceeds the distance of the power.
Σελίδα 133 - ... the quotient is the centrifugal force when the weight of the body is 1.
Σελίδα 24 - ... 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 68 - ... by •5236 ; then say, as the square of the fixed axis is to the square of the revolving axis, so is the former product to the solidity.
Σελίδα 43 - Rule, Multiply the difference between the root of the integer part of the given number, and the root of the next higher...
Σελίδα 91 - ... when the power acts parallel to the plane, the length of the plane is to the weight, as the height of the plane is to the power; for the greater the angle, the greater the height.