Practical Geometry and Graphics for Advanced Students |
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Practical Geometry and Graphics for Advanced Students Joseph Harrison,George Albert Baxandall No preview available - 2015 |
Common terms and phrases
ABCD axes axis base bisects centre co-ordinates cone construction cube curve cylinder describe a circle diagonal diagram diameter dihedral angles direction distance Draw the plan Draw the projections drawn edge ellipse equal equation Examples.-1 face feet figure Find forces given line given point ground height horizontal plane horizontal trace hyperbola inch inclined at 45 inscribed sphere intersection isometric isometric projection Join latus rectum length measure method obtain octahedron parabola parallel to xy perpendicular plan and elevation plane VTH planes of projection polygon position Prob PROBLEM PROBLEM.-To projector pyramid rabatment radians radius ratio rays represent right angles rotation scale of slope section plane shown side simple harmonic motion solid square straight line surface surface of revolution tangent plane tetrahedron Theorem touch triangle ABC vector velocity vertex vertical plane vertical trace voussoir
Popular passages
Page 98 - Thus a parabola is the locus of a point which moves so that its distance from a fixed point is equal to its distance from a fixed straight line (see fig.
Page 546 - The moment of a force about any point is the product of the magnitude of the force and the perpendicular distance from the point to the line of action of the force.
Page 651 - A Cone is a solid figure, described by the revolution of a right.angled triangle about one of the sides containing the right angle, which side remains fixed.
Page 649 - A STRAIGHT line is perpendicular to a plane, when it is perpendicular to every straight line which it meets in that plane.
Page 36 - Prove that parallelograms on the same base and between the same parallels are equal in area.
Page 176 - The projection of a point on a plane is the foot of the perpendicular let fall from the point to the plane.
Page 48 - From a given circle to cut off" a segment, which shall contain an angle equal to a given rectilineal angle.
Page 93 - The locus of a point which moves in a plane in such a way that the ratio of its distance from a fixed point to its distance from a fixed line is constant is called a conic.
Page 652 - If a straight line is perpendicular to each of two other straight lines at their point of intersection, it is perpendicular to the plane of the two lines.
Page 478 - A spiral spring, axis vertical, is of the form of a square screw thread. Side of square V, external diameter on plan 3", pitch 2j".