Mechanics Magazine, Volume 3Knight & Lacey, 1825 - Industrial arts |
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Page 43
... radius . When obstacles frequently occur , it had better , perhaps , re- ceive a small inclination upwards , for the purpose of acting with most ad- vantage when those are to be over- come . But it is probable that dif- ferent animals ...
... radius . When obstacles frequently occur , it had better , perhaps , re- ceive a small inclination upwards , for the purpose of acting with most ad- vantage when those are to be over- come . But it is probable that dif- ferent animals ...
Page 61
... radius , the versed sine or gravitating force will evidently be indefinitely small also , or less than any assign- able quantity ; for the versed sine , or gravitating force , is equal to the square of the arc or projectile force ...
... radius , the versed sine or gravitating force will evidently be indefinitely small also , or less than any assign- able quantity ; for the versed sine , or gravitating force , is equal to the square of the arc or projectile force ...
Page 62
... radius vectors of the orbits . In fact , there is no particular tangent to compute from , as the motion of a planet , in every part of its orbit , is composed of an infinite number of tangents , and , therefore , the compu- tations ...
... radius vectors of the orbits . In fact , there is no particular tangent to compute from , as the motion of a planet , in every part of its orbit , is composed of an infinite number of tangents , and , therefore , the compu- tations ...
Page 71
... radius of a oircle , we mean the radius of the transferred circle ; and by plane circle we mean the tranferred circle . 2 . 71 DEF . 5. - By the describing radius we mean that opening of the com- passes which is required to describe any ...
... radius of a oircle , we mean the radius of the transferred circle ; and by plane circle we mean the tranferred circle . 2 . 71 DEF . 5. - By the describing radius we mean that opening of the com- passes which is required to describe any ...
Page 72
... radius of the re- quired great circle . Draw QR pa- rallel to M ; N will cut the plane circle in R , so that R L is its describ- ing radius . Note . The mode given of per- forming the last operation is noticed here , principally to ...
... radius of the re- quired great circle . Draw QR pa- rallel to M ; N will cut the plane circle in R , so that R L is its describ- ing radius . Note . The mode given of per- forming the last operation is noticed here , principally to ...
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acid angle answer applied ascer axis boat body boiler brass BROWN'S GAS calculation cast iron centre circle coal gas coals colour common construction copper cord Correspondent cylinder diameter drachms draw DRY ROT effect engine equal experiments feet figure fire fixed force friction give given glass half heat hyperbola improvements inches increase inquiry invention iron Jaquet Droz length less lever London machine Magazine manufacture means measure mecha Mechanics ment metal method motion move multiplied NAPIER'S BONES NICOL DIXON obedient servant observed organzine parallelogram pendulum perpendicular piece pipe plate pounds pounds weight practical present pressure produce proportion purpose quantity radius railway readers resistance ROYAL MINT scale screw ship side SIR,-In slider square steam STEAM ENGINE suppose threads tion triangle tube turned velocity vessel weight wheel
Popular passages
Page 285 - Knowledge and wisdom, far from being one, Have oft-times no connection. Knowledge dwells In heads replete with thoughts of other men ; Wisdom in minds attentive to their own.
Page 205 - Dim as the borrow'd beams of moon and stars To lonely, weary, wandering travellers, Is reason to the soul: and as on high, Those rolling fires discover but the sky, Not light us here; so reason's glimmering ray Was lent, not to assure our doubtful way, But guide us upward to a better day.
Page 1 - They helped every one his neighbour; and every one said to his brother. Be of good courage. So the carpenter encouraged the goldsmith, and he that smootheth with the hammer him that smote the anvil, saying, It is ready for the sodering: and he fastened it with nails, that it should not be moved.
Page 24 - I have seen the water run like a constant fountain stream forty feet high ; one vessel of water rarefied by fire driveth up forty of cold water. And a man that tends the work is but to turn two cocks, that one vessel of water being consumed, another begins to force and refill with cold water, and so successively, the fire being tended and kept constant, which the self-same person may likewise abundantly perform in the interim between the necessity of turning the said cocks.
Page 81 - The charm dissolves apace ; And as the morning steals upon the night, Melting the darkness, so their rising senses Begin to chase the ignorant fumes that mantle Their clearer reason.
Page 172 - Middlesex, merchant, in consequence of a communication made to him by a certain foreigner residing abroad...
Page 16 - The operation is conducted by two men. One is seated on the floor, with a large flat stone before him, and with a moveable flat stone-stand at his side. His fellow-workman stands beside him with a crucible filled with melted lead, and having poured a certain quantity upon the stone, the other lifts the moveable stone, and dashing it on the fluid lead, presses it out into a flat and thin plate, which he instantly removes from the stone.
Page 109 - Dictionary of the Apparatus and Instruments employed in the various Operations of Philosophical and Experimental Chemistry, is about to be published by a Practical Chemist.
Page 14 - With what ease is she not passed by the steam-boat, laden with the riches of all quarters of the world, with a crew of gay, cheerful, and protected passengers, now dashing into the midst of the current, or gliding through the eddies near the shore!
Page 23 - ... which is but at such a distance. But this way hath no bounder, if the vessels be strong enough ; for I have taken a piece of a whole cannon, whereof the end was burst, and filled it...