Elementary Introduction to Practical Mechanics: Illustrated by Numerous ExamplesLongmans, 1870 - 324 pages |
From inside the book
Results 6-10 of 52
Page 5
... diameter of 40 ft .; the first 8 feet are 3 ft . thick ; in the remaining 6 feet the thickness gradually increases to 12 ft . thick . Determine the number of rods of brickwork con- tained in the chimney ; the number of thousand bricks ...
... diameter of 40 ft .; the first 8 feet are 3 ft . thick ; in the remaining 6 feet the thickness gradually increases to 12 ft . thick . Determine the number of rods of brickwork con- tained in the chimney ; the number of thousand bricks ...
Page 8
... diameter of the bore of the glass tube ? Ans . 0.0288 in . 6. Elongation produced by strain . -The principle on which this determination is made is the following : -Sup- pose the length of a beam or bar to be L feet , the area of its ...
... diameter of the bore of the glass tube ? Ans . 0.0288 in . 6. Elongation produced by strain . -The principle on which this determination is made is the following : -Sup- pose the length of a beam or bar to be L feet , the area of its ...
Page 10
... diameter ? and by what fraction of its length would it lengthen under this strain if the elasticity continued perfect ? Ans . ( 1 ) 3298 lbs . ( 2 ) 0.0023 . Ex . 51. How many iron wires of an inch in diameter must be put together to ...
... diameter ? and by what fraction of its length would it lengthen under this strain if the elasticity continued perfect ? Ans . ( 1 ) 3298 lbs . ( 2 ) 0.0023 . Ex . 51. How many iron wires of an inch in diameter must be put together to ...
Page 11
... diameter sustain ? Ans . 17,671 lbs . Ex . 55. If a rope be made of wires whose diameter is d , show that the number of wires in each square inch of the section of the rope is very nearly given by the formula Ex . 56. How many wires 2 ...
... diameter sustain ? Ans . 17,671 lbs . Ex . 55. If a rope be made of wires whose diameter is d , show that the number of wires in each square inch of the section of the rope is very nearly given by the formula Ex . 56. How many wires 2 ...
Page 12
... diameter ? and by what fraction of its length would it lengthen under this strain if the elasticity continued perfect ? Ans . ( 1 ) 3298 lbs . ( 2 ) 0.0023 . Ex . 51. How many iron wires of an inch in diameter must be put together to ...
... diameter ? and by what fraction of its length would it lengthen under this strain if the elasticity continued perfect ? Ans . ( 1 ) 3298 lbs . ( 2 ) 0.0023 . Ex . 51. How many iron wires of an inch in diameter must be put together to ...
Common terms and phrases
ABCD angle of resistance angular angular velocity axis axle beam body brickwork cast iron centre of gravity circle circumference coefficient of friction Crown 8vo cubic foot curve cylinder described determine the number diameter direction distance draw Edition engine epicycloid equal equation equilibrium expended extrados forces acting formula friction frustum given hence horizontal horse-power inclined inclined plane last Example length limiting angle magnitude mass middle point minute modulus moment of inertia motion moving number of units oscillation P₁ parallel forces passing perpendicular plane pressure principle principle of moments Prop pulley R₁ radius raised reaction represent respectively rest resultant right angles rope round screw sliding space square inch steam suppose surface teeth thick thread tion triangle vertical vols wall weight wheel Woodcuts wrought iron
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