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C.R.ENGINEERING COLLEGE ENGINEERING GRAPHICS By R.Nathan Assistant Professor Department of Mechanical Engineering C.R.ENGINEERING COLLEGE Alagarkovil, Madurai - 625301 I - SEMESTER LECTURE NOTES

UNIT – 4 “SECTION OF SOLIDS” Engineering Graphics GE - 2111 UNIT – 4 “SECTION OF SOLIDS” C.R.ENGINEERING COLLEGE Alagarkovil, Madurai - 625301 I - SEMESTER LECTURE NOTES

C.R.ENGINEERING COLLEGE Engineering Graphics GE - 2111 SECTION OF SOLIDS C.R.ENGINEERING COLLEGE Alagarkovil, Madurai - 625301 I - SEMESTER LECTURE NOTES

C.R.ENGINEERING COLLEGE Engineering Graphics GE - 2111 SECTION OF SOLIDS C.R.ENGINEERING COLLEGE Alagarkovil, Madurai - 625301 I - SEMESTER LECTURE NOTES

CROSS SECTION OF SOLIDS C.R.ENGINEERING COLLEGE Engineering Graphics GE - 2111 CROSS SECTION OF SOLIDS C.R.ENGINEERING COLLEGE Alagarkovil, Madurai - 625301 I - SEMESTER LECTURE NOTES

C.R.ENGINEERING COLLEGE Engineering Graphics GE - 2111 SECTIONING SYMBOLS C.R.ENGINEERING COLLEGE Alagarkovil, Madurai - 625301 I - SEMESTER LECTURE NOTES

C.R.ENGINEERING COLLEGE TERMS & CONVENTIONS C.R.ENGINEERING COLLEGE Alagarkovil, Madurai - 625301

C.R.ENGINEERING COLLEGE Engineering Graphics GE - 2111 TYPES OF SECTIONS C.R.ENGINEERING COLLEGE Alagarkovil, Madurai - 625301 I - SEMESTER LECTURE NOTES

C.R.ENGINEERING COLLEGE Engineering Graphics GE - 2111 METHOD OF HATCHING C.R.ENGINEERING COLLEGE Alagarkovil, Madurai - 625301 I - SEMESTER LECTURE NOTES

Engineering Graphics Lecture Notes TECHINIQUES FOR SECTIONAL VIEWS C.R.ENGINEERING COLLEGE Alagarkovil, Madurai - 625301 I - SEMESTER 04.10.2012

TYPES FOR SECTIONAL VIEWS – SECTIONAL FRONT VIEW Engineering Graphics GE - 2111 TYPES FOR SECTIONAL VIEWS – SECTIONAL FRONT VIEW C.R.ENGINEERING COLLEGE Alagarkovil, Madurai - 625301 I - SEMESTER LECTURE NOTES

Engineering Graphics GE - 2111 TYPES FOR SECTIONAL VIEWS – SECTIONAL TOP VIEW C.R.ENGINEERING COLLEGE Alagarkovil, Madurai - 625301 I - SEMESTER LECTURE NOTES

C.R.ENGINEERING COLLEGE Engineering Graphics GE - 2111 SECTIONAL VIEW – PARALLEL TO H.P AND PERPENDICULAR TO V.P A cube of 40 mm sideis cut by a horizontal section plane, parallel to H.P at a distance of 15 mm from the top end. Draw the sectional top view and front view C.R.ENGINEERING COLLEGE Alagarkovil, Madurai - 625301 I - SEMESTER LECTURE NOTES

C.R.ENGINEERING COLLEGE Engineering Graphics GE - 2111 SECTIONAL VIEW – INCLINED TO H.P AND PERPENDICULAR TO V.P A square prism of base side 50 mm and height of axis 80 mm has its base on H.P, it is cut by a section plane perpendicular to V.P and inclined to H.P such that it passes through the two opposite corners of the rectangular face in front. Draw the sectional Top View and Front View. Find the angle of inclination of the section plane C.R.ENGINEERING COLLEGE Alagarkovil, Madurai - 625301 I - SEMESTER LECTURE NOTES

C.R.ENGINEERING COLLEGE Engineering Graphics GE - 2111 SECTIONAL VIEW – PERPENDICULAR TO H.P AND INCLINED TO V.P A square prism of base side 40 mm and height 70 mm is resting on its rectangular face on the ground such that its axis is parallel to H.P &V.P, it is cut by a section plane perpendicular to H.P &incllined to V.P at an angle of 45° and passing through a point 10 mm from one of its ends. Draw the sectional Front View and Top View C.R.ENGINEERING COLLEGE Alagarkovil, Madurai - 625301 I - SEMESTER LECTURE NOTES

C.R.ENGINEERING COLLEGE Engineering Graphics GE - 2111 TRUE SHAPE OF A SECTION C.R.ENGINEERING COLLEGE Alagarkovil, Madurai - 625301 I - SEMESTER LECTURE NOTES

PROCEDURE FOR TRUE SHAPE C.R.ENGINEERING COLLEGE Engineering Graphics GE - 2111 PROCEDURE FOR TRUE SHAPE C.R.ENGINEERING COLLEGE Alagarkovil, Madurai - 625301 I - SEMESTER LECTURE NOTES

C.R.ENGINEERING COLLEGE Engineering Graphics GE - 2111 EXAMPLE: TRUE SHAPE PROBLEM A square prism of base side 50 mm and height of axis 80 mm has its base on H.P, it is cut by a section plane perpendicular to V.P and inclined to H.P such that it passes through the two opposite corners of the rectangular face in front. Draw the sectional Top View and Front View and true shape of the section C.R.ENGINEERING COLLEGE Alagarkovil, Madurai - 625301 I - SEMESTER LECTURE NOTES