Orthographic Projection | Engineering Graphics (EG)
Subject and UNIT: Engineering Graphics: Unit II (a): Orthographic Projection
Three views of orthographic projections are to be properly arranged to avoid misguiding and confusion in understanding the dimensions of the object.
Engineering Graphics (EG)
Subject and UNIT: Engineering Graphics: Unit II (a): Orthographic Projection
Clearly the Profile plane is adjacent to the Vertical plane and Horizontal plane is below the vertical plane.
Engineering Graphics (EG)
Subject and UNIT: Engineering Graphics: Unit II (a): Orthographic Projection
The main objective of drawing orthographic projections of an object is to represent the true shape and size of the object.
Orthographic Projection | Engineering Graphics (EG)
Subject and UNIT: Engineering Graphics: Unit II (a): Orthographic Projection
1) Orthographic: The meaning of the words, `Ortho' and `Graphic' are `Right-angle' and `Drawing' respectively.
Engineering Graphics (EG)
Subject and UNIT: Engineering Graphics: Unit II (a): Orthographic Projection
It was explained in the previous chapter that projection is an image of an object as observed by the observer.
Types: Parallel and Perspective projection
Subject and UNIT: Engineering Graphics: Unit I (e): Introduction to Systems of Projection
The systems of projection are classified based on the direction in which the rays of sight are taken to the picture plane (drawing sheet).
Engineering Graphics (EG)
Subject and UNIT: Engineering Graphics: Unit I (e): Introduction to Systems of Projection
A projection is defined as an image on to nalamaio en cie or a drawing of an object made on a plane.
Engineering Graphics (EG)
Subject and UNIT: Engineering Graphics: Unit I (e): Introduction to Systems of Projection
The objective of drawing is to represent objects by means of lines by using any of a wide variety of tools and techniques.
Engineering Curves | Engineering Graphics (EG)
Subject and UNIT: Engineering Graphics: Unit I (d): Engineering Curves
1) Construct a cycloid generated by a rolling circle of 60 mm in diameter. Draw a tangent and a normal at a point on the curve 40 mm above the base line.
Engineering Graphics (EG)
Subject and UNIT: Engineering Graphics: Unit I (d): Engineering Curves
Data known : (i) Diameter of cylinder (ii) Axis length
Engineering Graphics (EG)
Subject and UNIT: Engineering Graphics: Unit I (d): Engineering Curves
Helix is a curve traced on the surface of a cylinder by a point moving uniformly parallel to the axis of the cylinder when cylinder rotates uniformly.
Engineering Graphics (EG)
Subject and UNIT: Engineering Graphics: Unit I (d): Engineering Curves
Spiral is a curve generated by a point moving continuously in one direction along a straightline while the straightline revolves about a fixed point.