Nprojection of planes in engineering drawing pdf

Inclination of one of its edges with other reference plane will be given hence this will be a case of an object inclined to both reference planes. Front elevation view is drawn above front elevation view is drawn the xy line below the xy line top plan view is drawn below the xy line top plan view is drawn above the xy line left view is projected on the right plane and vise versa. For obtaining the image of an object, various points on the contour of an object. Projection of plane lecture 3 engineering graphics and. Projections of planes circle problem 02 video tutorial by m.

Its center is 3 cm above the hp and 2 cm in front of the vp. Instead of using one of the planes of projection, you can use reference plane parallel to the plane of projection and touching or cutting through the object. Basic concepts of orthographic projections 1 2 3 4 5 6 7 8 9 orthographic problems with solution pdf. This is an introductory tutorial for projection of planes and here you will get an understanding as to how you can approach problems based on this topic.

This plane appears on edge, or as a line, in the top and auxiliary views. The plane of projection is assumed to be nontransparent. Draw the projections of a regular pentagon of 25 mm side, having its surface inclined at 30 deg to the hp and a side parallel to the hp and inclined at an angle of 60 deg to. For the love of physics walter lewin may 16, 2011 duration. Inclination of its surface with one of the reference planes will be given. So in top view a straight line and in front view the circle. A compressed handbook designed for the students of engineering disciplines for learning the basics of engineering drawing. In this video i will be giving you a demonstration as to how the change of reference method or the auxiliary plane method works. Let us first assume that the plane is perpendicular to hp and parallel to vp. Hexagonal plane incline with hp is 30 degree and inclined with vp is 45 degree.