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ISOMETRIC PROJECTIONS CLASS NOTES FOR MECHANICAL ENGINEERING

  ISOMETRIC PROJECTIONS CLASS NOTES FOR MECHANICAL ENGINEERING   Isometric projections is a single view projection of a three dimensional solid. Draw three axis at 1200. Use isometric scale for these projections. It is 3-dimensional view of an object on a reduced scale. Sizes on this are 81.5 % of the true sizes. Draw the…

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PROJECTIONS INTERSECTION OF SURFACES CLASS NOTES

      PROJECTIONS INTERSECTION OF SURFACES CLASS NOTES   Most objects in reality are formed by more than one object. Two or more objects are joined by principle of intersection of solids. Intersection means that one solid is entering another solid. It is easy to connect any object of plane surfaces to a plane…

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SECTION OF SOLIDS CLASS NOTES QUESTION ANSWERS

   SECTION OF SOLIDS CLASS NOTES QUESTION ANSWERS Section of solids provides inner details of an object. Section of solids is essential for objects whose inside and outside are different. Section views are a very important for designing an object or a machine. Section of solids improve clarity and reveal interior features of parts which…

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PROJECTIONS OF SOLIDS CLASS NOTES FOR ENGINEERING

  PROJECTIONS OF SOLIDS CLASS NOTES FOR ENGINEERING Projection of solids is final aim of learning projections. Projection of solids helps to read industrial, commercial and domestic drawings. WHAT IS A SOLID? Every solid substance is 3-dimensional in the Universe. For example, book, wall, table, chair, fan, pen etc. These have different shapes. The solid…

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PROJECTIONS AND TRACES OF A PLANE CLASS NOTES

  PROJECTIONS AND TRACES OF A PLANE CLASS NOTES   Plane projections a plane help in the projection of solids. Projection of oblique planes teach to tackle difficult problems. Planes are inclined to both HP and VP. In addition, projection of oblique planes makes more knowledgeable and more confident. Projections and traces of planes makes…

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ORTHOGRAPHIC PROJECTIONS CLASS NOTES FOR ENGINEERING

  ORTHOGRAPHIC PROJECTIONS CLASS NOTES FOR ENGINEERING These projections are on planes at right angles to one another. HP, VP and PP are orthographic planes. Orthographic projections give the top, front and side views of a solid. INTRODUCTION All Orthographic projections represent a three dimensional object on a 2 dimensional drawing sheet. It gives multi-views…

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SCREWED JOINTS MULTIPLE CHOICE QUESTIONS (MCQ) WITH ANSWERS

SCREWED JOINTS MULTIPLE CHOICE QUESTIONS (MCQ) WITH ANSWERS MCQ on screwed joints increase depth of understanding and clarity. This helps in the proper selection of a screwed joint in a particular application.     1. A screwed joint is a Temporary joint Permanent joint Temporary as well as permanent joint None Ans: (a)    …

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RIVETED JOINTSMULTIPLE CHOICE QUESTIONS (MCQ) WITH ANSWERS

RIVETED JOINTS MULTIPLE CHOICE QUESTIONS (MCQ) WITH ANSWERS   MCQ on riveted joints make their concept crystal clear. Riveted joints are permanent joints. Riveted joints are used in boilers and vehicles. Fig. Rivet Details Fig. Double Riveted Lap Joint (Zig-Zag) Fig. Single Strap Double Riveted Butt Joint (Chain)   1. A riveted joint is suitable for…

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WELDED JOINTS MULTIPLE CHOICE QUESTIONS (MCQ) WITH ANSWERS

WELDED JOINTS MULTIPLE CHOICE QUESTIONS (MCQ) WITH ANSWERS  MCQ on Welded joints increase knowledge tremendously. Welded joints are permanent joints. Welded joints are used in numerous applications. Fig. Standard Welded Joints & Their Symbols Fig. Welding Symbol Fig. Representation of Welding Symbol (i) Welding symbol placed below the body line represents welding on near side…

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PROJECTIONS OF A LINE QUESTION ANSWERS CLASS NOTES

PROJECTIONS OF A LINE QUESTION ANSWERS CLASS NOTES Question answers are very important. These increase the depth of understanding & clarity. Then fundamentals are easily applied in real life. Obtain straight line from two points. A straight line can have numerous positions in space. Planes form from straight lines. Use first angle projection. Seen from top,…