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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Σελίδα 66
... equilibrium . 14. Two equal weights are supported by a string which passes over three tacks , forming a vertical isosceles triangle of which the base is horizontal and the angle opposite to the base 120o . Find the pressure on each of ...
... equilibrium . 14. Two equal weights are supported by a string which passes over three tacks , forming a vertical isosceles triangle of which the base is horizontal and the angle opposite to the base 120o . Find the pressure on each of ...
Σελίδα 67
... equilibrium upon a point . 16. If three forces in equilibrium upon a point are represented by the numbers 3 , 4 , 5 , respectively , two of them are perpendicular to each other . 17 . The resultant and sum of two forces being given ...
... equilibrium upon a point . 16. If three forces in equilibrium upon a point are represented by the numbers 3 , 4 , 5 , respectively , two of them are perpendicular to each other . 17 . The resultant and sum of two forces being given ...
Σελίδα 68
... equilibrium . 8. A straight lever is sustained on a fulcrum at the middle point , and is kept at rest by two given weights ; where must they be placed , in order that the distance of the one from the fulcrum may equal the distance of ...
... equilibrium . 8. A straight lever is sustained on a fulcrum at the middle point , and is kept at rest by two given weights ; where must they be placed , in order that the distance of the one from the fulcrum may equal the distance of ...
Σελίδα 69
... equilibrium upon a fulcrum 2 feet from one end , having a weight of 5 lbs . at the end furthest from the fulcrum and one of 110 lbs . at the other . Find the weight of the beam . 17 * . Three equal rods without weight are attached ...
... equilibrium upon a fulcrum 2 feet from one end , having a weight of 5 lbs . at the end furthest from the fulcrum and one of 110 lbs . at the other . Find the weight of the beam . 17 * . Three equal rods without weight are attached ...
Σελίδα 73
... equilibrium . 5. Two weights sustain each other upon two inclined planes having a common altitude , by means of a string which is attached to each ; find their position , taking into account the weight of the string , which is supposed ...
... equilibrium . 5. Two weights sustain each other upon two inclined planes having a common altitude , by means of a string which is attached to each ; find their position , taking into account the weight of the string , which is supposed ...
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.