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 σελίδες |
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Αποτελέσματα 1 - 5 από τα 25.
Σελίδα 65
... string passing over a tack ; prove that either force : pressure on tack ::: cosine of half the angle between the directions of the forces . 3. A body is suspended from a given point in a hori- zontal plane , by a string of known length ...
... string passing over a tack ; prove that either force : pressure on tack ::: cosine of half the angle between the directions of the forces . 3. A body is suspended from a given point in a hori- zontal plane , by a string of known length ...
Σελίδα 66
... strings knotted together at the centre of the hoop . Find the an- gles between the strings when there is equilibrium . 14. Two equal weights are supported by a string which passes over three tacks , forming a vertical isosceles triangle ...
... strings knotted together at the centre of the hoop . Find the an- gles between the strings when there is equilibrium . 14. Two equal weights are supported by a string which passes over three tacks , forming a vertical isosceles triangle ...
Σελίδα 67
... string passing over a tack at D : CD is horizontal and equal to AC : find the position of equilibrium . 5. A uniform bent lever , when supported at the angle , rests with the shorter arm horizontal . If the shorter arm were twice as ...
... string passing over a tack at D : CD is horizontal and equal to AC : find the position of equilibrium . 5. A uniform bent lever , when supported at the angle , rests with the shorter arm horizontal . If the shorter arm were twice as ...
Σελίδα 68
... string , which passes over a peg at a given point in the same horizontal line with the axis of suspension ; find the angle through which the rod is drawn . 10. Two weights , 3 and 4 , balance on the extremities of a lever 4 feet long ...
... string , which passes over a peg at a given point in the same horizontal line with the axis of suspension ; find the angle through which the rod is drawn . 10. Two weights , 3 and 4 , balance on the extremities of a lever 4 feet long ...
Σελίδα 69
... string passing over a tack in the same vertical plane ; find the position of equilibrium . 1 . MECHANICAL POWERS . What force must be exerted to sustain a ton weight on a screw , the thread of which makes 158 turns in the course of 12 ...
... string passing over a tack in the same vertical plane ; find the position of equilibrium . 1 . MECHANICAL POWERS . What force must be exerted to sustain a ton weight on a screw , the thread of which makes 158 turns in the course of 12 ...
Άλλες εκδόσεις - Προβολή όλων
A Collection of Problems and Examples, Adapted to the Elementary Course of ... Harvey Goodwin Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2019 |
A Collection of Problems and Examples Adapted to the 'Elementary Course of ... Harvey. Goodwin Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2015 |
A Collection of Problems and Examples, Adapted to the 'Elementary Course of ... Harvey Goodwin Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2010 |
Συχνά εμφανιζόμενοι όροι και φράσεις
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
Δημοφιλή αποσπάσματα
Σελίδα 111 - If two triangles have two sides of the one equal to two sides of the...
Σελίδα 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.
Σελίδα 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.
Σελίδα 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.
Σελίδα 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.
Σελίδα 160 - Triangles upon equal bases, and between the same parallels, are equal to one another.
Σελίδα 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.
Σελίδα 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.