A Collection of Problems and Examples Adapted to the "Elementary Course of Mathematics.": With an Appendix Containing the Questions Proposed During the First Three Days of the Senate-House Examinations in the Years 1848, 1849, 1850, and 1851J. Deighton, 1851 - 173 páginas |
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Página 71
... that if the coefficient of friction be greater than sin 45 ° - 음 ) sin 450 + 2 it will be easier to lift the body than to drag 2 2 it up by means of a cord parallel to the plane . CENTRE OF GRAVITY . 1. Out of a square it STATICS . 71.
... that if the coefficient of friction be greater than sin 45 ° - 음 ) sin 450 + 2 it will be easier to lift the body than to drag 2 2 it up by means of a cord parallel to the plane . CENTRE OF GRAVITY . 1. Out of a square it STATICS . 71.
Página 72
... CENTRE OF GRAVITY . 1. Out of a square it is required to cut a triangle having one side for its base , such that the centre of gravity of the remainder shall be in its vertex . 2. The sum of the products of the weights of any number of ...
... CENTRE OF GRAVITY . 1. Out of a square it is required to cut a triangle having one side for its base , such that the centre of gravity of the remainder shall be in its vertex . 2. The sum of the products of the weights of any number of ...
Página 73
... centre of gravity from either of the angles . 11. If three equal bodies are placed in the corners of a triangle , their centre of gravity coincides with that of the triangle . MISCELLANEOUS PROBLEMS . 1. A uniform beam AB , of given ...
... centre of gravity from either of the angles . 11. If three equal bodies are placed in the corners of a triangle , their centre of gravity coincides with that of the triangle . MISCELLANEOUS PROBLEMS . 1. A uniform beam AB , of given ...
Página 78
... centre of gravity moves down the chord of 120o . 7. Determine that point in the hypothenuse of a right- angled triangle , having its base parallel to the horizon , from which the time of a body's descent down an inclined plane to the ...
... centre of gravity moves down the chord of 120o . 7. Determine that point in the hypothenuse of a right- angled triangle , having its base parallel to the horizon , from which the time of a body's descent down an inclined plane to the ...
Página 79
... centre of gravity at a given time . 2. A convoy moving uniformly along a road which runs east and west , is perceived at the instant it is due south of a battery ; at what elevation , and towards what point of the compass , must a ...
... centre of gravity at a given time . 2. A convoy moving uniformly along a road which runs east and west , is perceived at the instant it is due south of a battery ; at what elevation , and towards what point of the compass , must a ...
Otras ediciones - Ver todas
A Collection of Problems and Examples, Adapted to the Elementary Course of ... Harvey Goodwin Sin vista previa disponible - 2019 |
A Collection of Problems and Examples Adapted to the 'Elementary Course of ... Harvey. Goodwin Sin vista previa disponible - 2015 |
A Collection of Problems and Examples, Adapted to the 'Elementary Course of ... Harvey Goodwin Sin vista previa disponible - 2010 |
Términos y frases comunes
angular points arithmetical arithmetical mean arithmetical series axis base bisects centre of gravity chord circle concave convex lens cos² cosec curve cylinder Describe determine diameter direction distance Divide drawn elastic balls ellipse equal equation equilibrium feet find the height Find the number find the position Find the velocity fluid focal length force geometrical focus geometrical progression geometrical series given point given velocity given weight horizontal plane hyperbola immersed inches incident inclined plane inscribed latus rectum luminous point mirror motion moving Multiply observed parabola parallel parallelogram pencil of rays perpendicular placed pressure proportional prove pullies quantities radii radius ratio reflexion refracted respectively right angle shew sides sin² specific gravity sphere spherical square St John's College straight line string passing Subtract surface tangent tower triangle vertex
Pasajes populares
Página 111 - If two triangles have two sides of the one equal to two sides of the...
Página 128 - To divide a given straight line into two parts, so that the rectangle contained by the whole and one of the parts, shall be equal to the square of the other part.
Página 111 - If a straight line be divided into two equal parts, and also into two unequal parts, the rectangle contained by the unequal parts, together with the square on the line between the points of section, is equal to the square on half the line.
Página 112 - EQUAL straight lines in a circle are equally distant from the centre ; and those which are equally distant from the centre, are equal to one another.
Página 144 - ... a circle. The angle in a semicircle is a right angle: the angle in a segment greater than a semicircle is less than a right angle ; and the angle in a segment less than a semicircle is greater than a right angle.
Página 160 - Triangles upon equal bases, and between the same parallels, are equal to one another.
Página 112 - If two triangles have one angle of the one equal to one angle of the other and the sides about these equal angles proportional, the triangles are similar.
Página 160 - In any right-angled triangle, the square which is described upon the side subtending the right angle, is equal to the squares described upon the sides which contain the right angle.