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 42.
Σελίδα 57
... of 55 ° with a line drawn from his eye parallel to the horizon ; receding 30 feet , he finds it to sub- tend an angle of 48 ° . Determine the breadth of the river . 5. A person on a tower can see the top TRIGONOMETRY . 57.
... of 55 ° with a line drawn from his eye parallel to the horizon ; receding 30 feet , he finds it to sub- tend an angle of 48 ° . Determine the breadth of the river . 5. A person on a tower can see the top TRIGONOMETRY . 57.
Σελίδα 61
... parallel to its own . In p hours its bearing was Bo , and in q hours afterwards from the North . To what point of the compass were the vessels sailing ? 7. Three circles , whose diameters are √3−1 , √3 +1 , and 3-3 respectively ...
... parallel to its own . In p hours its bearing was Bo , and in q hours afterwards from the North . To what point of the compass were the vessels sailing ? 7. Three circles , whose diameters are √3−1 , √3 +1 , and 3-3 respectively ...
Σελίδα 70
... parallel to the plane . Given R and r the radii of the wheel and axle , find the inclination of the plane . 4. What force is necessary to support a weight of 60 lbs . on a plane inclined at an angle of 60 ° to the horizon , the force ...
... parallel to the plane . Given R and r the radii of the wheel and axle , find the inclination of the plane . 4. What force is necessary to support a weight of 60 lbs . on a plane inclined at an angle of 60 ° to the horizon , the force ...
Σελίδα 71
... parallel to the horizon , just sustains a body of given weight ( W ) on a rough in- clined plane , the angle of which is 0. The same body will just rest without support on a plane , of the same material , the inclination of which is a ...
... parallel to the horizon , just sustains a body of given weight ( W ) on a rough in- clined plane , the angle of which is 0. The same body will just rest without support on a plane , of the same material , the inclination of which is a ...
Σελίδα 74
... parallel to the plane , and the third parallel to the horizon ; required the plane's inclination . 8. If three parallel forces acting at the angular points A , B , C of a triangle be respectively proportional to the opposite sides a , b ...
... parallel to the plane , and the third parallel to the horizon ; required the plane's inclination . 8. If three parallel forces acting at the angular points A , B , C of a triangle be respectively proportional to the opposite sides a , b ...
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.