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 |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 5 από τα 24.
Σελίδα 80
... focus of the parabolic path may be in the horizontal plane through the point of projection . 6. A body is projected ... focus and the latus rectum of the para- bolic path . 13. A body is projected from a point in a plane inclined at a ...
... focus of the parabolic path may be in the horizontal plane through the point of projection . 6. A body is projected ... focus and the latus rectum of the para- bolic path . 13. A body is projected from a point in a plane inclined at a ...
Σελίδα 98
... focus . 3. The foci of incidence and reflexion are on opposite sides of a concave mirror of given radius , and the focus of reflexion twice as far from it as the focus of incidence . Determine their actual distances . 4. A luminous ...
... focus . 3. The foci of incidence and reflexion are on opposite sides of a concave mirror of given radius , and the focus of reflexion twice as far from it as the focus of incidence . Determine their actual distances . 4. A luminous ...
Σελίδα 99
... focus of the mirror . 7 . Given that the distance between the conjugate foci of a concave mirror is equal to the radius , find the focus of incidence . 8. Rays are incident upon a convex mirror of 3 feet radius from a distance of 16 ...
... focus of the mirror . 7 . Given that the distance between the conjugate foci of a concave mirror is equal to the radius , find the focus of incidence . 8. Rays are incident upon a convex mirror of 3 feet radius from a distance of 16 ...
Σελίδα 100
... focus after two re- flexions . 6. A luminous point is equidistant from two plane pa- rallel mirrors ; find the path of the axis of the small pencil of rays , by which an eye placed in a given position between the mirrors , can see the ...
... focus after two re- flexions . 6. A luminous point is equidistant from two plane pa- rallel mirrors ; find the path of the axis of the small pencil of rays , by which an eye placed in a given position between the mirrors , can see the ...
Σελίδα 101
... focus of refracted rays . 5. When divergent rays are incident from a certain point upon a spherical surface of glass , the refracted rays are found to converge to a focus at exactly the same dis- tance on the opposite side of the ...
... focus of refracted rays . 5. When divergent rays are incident from a certain point upon a spherical surface of glass , the refracted rays are found to converge to a focus at exactly the same dis- tance on the opposite side of the ...
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.