Norris's Hand-book for Locomotive Engineers and Machinists ... |
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Page 139
... kind .. 2,625 164.1 Cornish .... 2,662 166.4 66 Egyptian , red .. 2,654 165.9 66 ( 6 gray 2,728 170.5 " " beautiful red ... 2,761 172.6 Girardmor ... 2,716 169.8 violet , of Gyromagny 2,685 168.0 Dauphiny , red . 2,643 165.2 green ...
... kind .. 2,625 164.1 Cornish .... 2,662 166.4 66 Egyptian , red .. 2,654 165.9 66 ( 6 gray 2,728 170.5 " " beautiful red ... 2,761 172.6 Girardmor ... 2,716 169.8 violet , of Gyromagny 2,685 168.0 Dauphiny , red . 2,643 165.2 green ...
Page 168
... kind ; when the weight is between the power and the ful- crum , it is of the second kind ; and when the power is between the weight and the fulcrum , it is of the third kind , thus : P. 1st . W. F P. 2d . F. W. P. W 3d . F. 2. In the ...
... kind ; when the weight is between the power and the ful- crum , it is of the second kind ; and when the power is between the weight and the fulcrum , it is of the third kind , thus : P. 1st . W. F P. 2d . F. W. P. W 3d . F. 2. In the ...
Page 169
... kind there is an advantage in velocity , but a loss of power . 3. When the weight × its distance from the ful- crum = the power × its distance from the fulcrum , then the lever will be at rest , or in equilibrio ; but if one of these ...
... kind there is an advantage in velocity , but a loss of power . 3. When the weight × its distance from the ful- crum = the power × its distance from the fulcrum , then the lever will be at rest , or in equilibrio ; but if one of these ...
Page 170
... kind , the weight is 16 , its distance from the fulcrum 12 , and the power is 8 ; therefore by No. 7 of this chapter , 16 × 12 fulcrum . 24 the distance of power from the In a lever of the second kind , a power 170 THE LEVER .
... kind , the weight is 16 , its distance from the fulcrum 12 , and the power is 8 ; therefore by No. 7 of this chapter , 16 × 12 fulcrum . 24 the distance of power from the In a lever of the second kind , a power 170 THE LEVER .
Page 171
... kind the weight is 60 , and its distance 12 , and the power acts at a distance of 60 × 12 9 from the fulcrum ; therefore , by No. 5 , 80 the power required . 9 If there be a lever of the first kind , having three weights , 7 , 8 , and 9 ...
... kind the weight is 60 , and its distance 12 , and the power acts at a distance of 60 × 12 9 from the fulcrum ; therefore , by No. 5 , 80 the power required . 9 If there be a lever of the first kind , having three weights , 7 , 8 , and 9 ...
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Common terms and phrases
abscissa Atmospheric Railway avoirdupois axle blast-pipe boiler brass centre circle circular segments Circum circumference cloth coke conjugate connecting-rod copper crank Cube Root cubic feet cubic foot cubic inch curve cylinder cylinder in inches Dauphiny Decimal or Reciprocal diame diameter distance driving wheels eccentric-rod equal EXAMPLE.-Required find the Area find the Solidity fire-box Fraction or Numb friction Frustum fulcrum fulcrum and valve Gallons gauge give the solidity Height of Arc horses Hyperbola iron Length of Arc leverage locomotive engine metallic mile morocco motion multiply the sum North Shields ordinate Ounces Parabola pipes piston piston-rod plates Pounds pressure quotient radius rails Railway resistance revolving axis RULE RULE.-Multiply RULE.-To find screw segment shaft side smoke-box spindle square inch Square Root steam stroke subtract thickness tion tons trapezium tubes valve velocity Volume whole weight yards Zone
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