Norris's Hand-book for Locomotive Engineers and Machinists ... |
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Page 64
... difference , in even so large an arch , is little more than half an inch ; therefore , except where extreme accuracy is required , it is not worth computing . These Tables are equally useful in estimating works which may be carried into ...
... difference , in even so large an arch , is little more than half an inch ; therefore , except where extreme accuracy is required , it is not worth computing . These Tables are equally useful in estimating works which may be carried into ...
Page 101
... difference by the decimal part . The product , added to the root of the integer of the given number , will be the answer required . = EXAMPLE . - Required the square root of 321-62 . ✓ 321 17.9164729 , and✓ 32217.9443584 ; the difference ...
... difference by the decimal part . The product , added to the root of the integer of the given number , will be the answer required . = EXAMPLE . - Required the square root of 321-62 . ✓ 321 17.9164729 , and✓ 32217.9443584 ; the difference ...
Page 105
... difference will be the answer . OF REGULAR POLYGONS . To find the Area of a regular Polygon . RULE . - Multiply the length of a perpendicular , drawn from the centre to one of the sides ( or the radius of its inscribed circle ) by the ...
... difference will be the answer . OF REGULAR POLYGONS . To find the Area of a regular Polygon . RULE . - Multiply the length of a perpendicular , drawn from the centre to one of the sides ( or the radius of its inscribed circle ) by the ...
Page 110
... between two Concentric Circles . RULE . Find the areas of the two circles sepa- rately ; then the difference between them will be the area of the ring . OF ELLIPSES . Fig . 15 . Fig . 16 110 MENSURATION OF SURFACES .
... between two Concentric Circles . RULE . Find the areas of the two circles sepa- rately ; then the difference between them will be the area of the ring . OF ELLIPSES . Fig . 15 . Fig . 16 110 MENSURATION OF SURFACES .
Page 112
... difference of the two abscissæ . Add this half difference to half the transverse , for the greater abscissa ; and subtract it for the less . When the transverse , a b , the ordinate ; p q , and the two abscissæ , a p and p b , are given ...
... difference of the two abscissæ . Add this half difference to half the transverse , for the greater abscissa ; and subtract it for the less . When the transverse , a b , the ordinate ; p q , and the two abscissæ , a p and p b , are given ...
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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 Length 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 throw tion tons trapezium tubes valve velocity Volume whole weight yards Zone