A Collection of Problems in Illustration of the Principles of Elementary Mechanics |
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Page 105
... balls , of equal weight W , are connected by a string ACDB , which passes over two tacks C , D , in a horizontal line ; a given sphere , of weight W , being placed on the string at the middle point of CD , find how far A and B must rise ...
... balls , of equal weight W , are connected by a string ACDB , which passes over two tacks C , D , in a horizontal line ; a given sphere , of weight W , being placed on the string at the middle point of CD , find how far A and B must rise ...
Page 108
... balls , of different substances , con- nected together by strings , are placed on a rough plane inclined to the ... ball and the plane , and the system be on the point of slipping , n tan a = μ 2 + μ 2 + μg + ...... + μη CHAPTER IX ...
... balls , of different substances , con- nected together by strings , are placed on a rough plane inclined to the ... ball and the plane , and the system be on the point of slipping , n tan a = μ 2 + μ 2 + μg + ...... + μη CHAPTER IX ...
Page 126
... ball , which issues from a gun with a velocity of 1500 feet per second , light passing from the Sun to the Earth , a dis- tance of ninety - five millions of miles , in 83 minutes ? The required ratio is 668800 . ( 4 ) A person ...
... ball , which issues from a gun with a velocity of 1500 feet per second , light passing from the Sun to the Earth , a dis- tance of ninety - five millions of miles , in 83 minutes ? The required ratio is 668800 . ( 4 ) A person ...
Page 143
... ball is one mile , prove that the height of the point which the ball strikes is 165 feet above the horizontal plane on which the cannon stands . ( 25 ) A body is projected , at an angle a to the horizon , so as just to clear two walls ...
... ball is one mile , prove that the height of the point which the ball strikes is 165 feet above the horizontal plane on which the cannon stands . ( 25 ) A body is projected , at an angle a to the horizon , so as just to clear two walls ...
Page 147
... balls are shot at the same moment , from given points , straight at the same mark : to compare their initial velo- cities , so that they may hit each other . Let P , P ' , be the two given points , and C the mark . Also let V , V ...
... balls are shot at the same moment , from given points , straight at the same mark : to compare their initial velo- cities , so that they may hit each other . Let P , P ' , be the two given points , and C the mark . Also let V , V ...
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Common terms and phrases
accelerating attached balance ball beam body centre of gravity chord circle collision component cylinder denote descent described determine direction distance draw drawn Edition elasticity equal equation equilibrium extremity falling feet fixed forces act former friction fulcrum given point greatest ground hangs heavy hence horizontal plane inches inclined plane intersection join latter length lower magnitude mass meet middle point motion moving opposite parallel particle passes placed portion position of equilibrium pounds pressure produce projection proportional prove pully radius ratio reaction represented respectively rest resultant right angles ring rough seconds SECT shew sides sliding smooth space sphere square straight line string supported supposing suspended tension three forces triangle uniform unit velocity vertical vertical plane wall weight wheel whole
Popular passages
Page 145 - OUT of childhood into manhood Now had grown my Hiawatha, Skilled in all the craft of hunters, Learned in all the lore of old men, In all youthful sports and pastimes, In all manly arts and labors. Swift of foot was Hiawatha ; He could shoot an arrow from him, And run forward with such fleetness, That the arrow fell behind him...