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Σελίδα xi
... Velocity of Wheels , Drums , Pulleys , & c . A table for finding the radius of a wheel when the pitch is given , or the pitch of a wheel when the radius is given .. ............. 108 To find the same otherwise .... 109 On the Maximum ...
... Velocity of Wheels , Drums , Pulleys , & c . A table for finding the radius of a wheel when the pitch is given , or the pitch of a wheel when the radius is given .. ............. 108 To find the same otherwise .... 109 On the Maximum ...
Σελίδα 95
... velocity of a 30 - horse power steam engine is intended to be 19 revolutions per minute . Required the diameter of bearings for the fly wheel shaft . 3 400 × 30 19 = 8.579 inches diameter nearly . EXAMPLE 2. - Required the diameter of ...
... velocity of a 30 - horse power steam engine is intended to be 19 revolutions per minute . Required the diameter of bearings for the fly wheel shaft . 3 400 × 30 19 = 8.579 inches diameter nearly . EXAMPLE 2. - Required the diameter of ...
Σελίδα 96
... velocity being 36 revolutions minute . per 200 × 30 3√ 5.5 inches diameter . 36 NOTE . - When shafting is intended to be of wrought iron , use 160 for second movers ; and 80 for shafts connecting smaller machinery . OF THE MECHANICAL ...
... velocity being 36 revolutions minute . per 200 × 30 3√ 5.5 inches diameter . 36 NOTE . - When shafting is intended to be of wrought iron , use 160 for second movers ; and 80 for shafts connecting smaller machinery . OF THE MECHANICAL ...
Σελίδα 97
... velocity by which it is moved ; and when the product arising from the multiplication of the parti- cular quantities of matter in any two bodies by their respective velocities are equal , their momentum will be so too . And it holds ...
... velocity by which it is moved ; and when the product arising from the multiplication of the parti- cular quantities of matter in any two bodies by their respective velocities are equal , their momentum will be so too . And it holds ...
Σελίδα 99
... of 300 lbs . is fixed on the end of a lever 6 feet long ; required the power , ap- plied 24 feet from the prop , to raise the weight . 300 × 6 2.5 720 lbs . power . Wheel and Axle . Here the velocity of the power MECHANICAL POWERS . 99.
... of 300 lbs . is fixed on the end of a lever 6 feet long ; required the power , ap- plied 24 feet from the prop , to raise the weight . 300 × 6 2.5 720 lbs . power . Wheel and Axle . Here the velocity of the power MECHANICAL POWERS . 99.
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.