Mechanics and Hydrostatics for Beginners

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University Press, 1907 - Mechanics - 290 pages

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Page 282 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds.
Page 41 - Prove that the algebraic sum of the moments of two concurrent forces about any point in their plane is equal to the moment of their resultant about the same point.
Page 136 - Change of motion is proportional to the impressed force, and takes place in the direction of the straight line in which the force is impressed.
Page 114 - A force is said to do work when its point of application moves in the direction of the force.
Page 177 - Let the particle be projected from a point P with velocity u in a direction making an angle a with the horizon ; also let PAP...
Page 169 - If a moving point possess simultaneously velocities which are represented in magnitude and direction by the two sides of a parallelogram drawn from a point, they are equivalent to a velocity which is represented in magnitude and direction by the diagonal of the parallelogram passing through the point.
Page 181 - As a simple example consider the case of a particle tied to one end of a string, the other end of which is attached to a point of a smooth horizontal table.
Page 45 - The Arm of a couple is the perpendicular distance between the lines of action of the two forces...
Page 110 - Hence we see that the coefficient of friction is equal to the tangent of the angle of friction.
Page 279 - The pressure at any point of a fluid at rest is the same in all directions.

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