Anna University Coimbatore GE6152 Engineering Graphics Syllabus (2013)

Lectures: 2 hrs/week; Practical: 3 hrs/week

AIM: To develop graphic skills in students.

OBJECTIVE:

• To develop in students graphic skill for communication of concepts, ideas and design of engineering products and 
• To expose them to existing national standards related to technical drawings.

Concepts and conventions (Not for Examination) ................ 1 hour
Importance of graphics in engineering applications – Use of drafting instruments – BIS conventions and specifications – Size, layout and folding of drawing sheets – Lettering and dimensioning.

UNIT I: PLANE CURVES AND FREE HAND SKETCHING ................ 14 hours
Basic geometrical constructions, curves used in engineering practices: Conics – construction of ellipse, Parabola and hyperbola by eccentricity method – construction of cycloid – construction of involutes of square and circle – Drawing of tangents and normal to the above curves.
Scales: Construction of diagonal and vernier scales.
Visualization concepts and Free hand sketching: Visualization principles - Representation of Three Dimensional objects – Layout of views - Free hand sketching of multiple views from pictorial views of objects.

UNIT II: PROJECTION OF POINTS, LINES AND PLANE SURFACES ................ 14 hours
Orthographic projection – principles – principle planes – First angle projection – Projection of points.
Projection of straight lines (only first angle projections) inclined to both the principal planes – Determination of true lengths and true inclinations by rotating line method and traces
Projection of planes (polygonal and circular surfaces) inclined to both principal planes by rotating object method.

UNIT III: PROJECTION OF SOLIDS ................ 14 hours
Projection of simple solids like prisms, pyramids, cylinder and cone and truncated solids when the axis is inclined to one of the principal plane by rotating object method and auxiliary plane method.

UNIT IV: PROJECTION OF SECTIONED SOLIDS AND DEVELOPMENT OF SURFACES ................ 14 hours
Sectioning of above solids in simple vertical position when the cutting plane is inclined to one of the principal planes and perpendicular to the other – Obtaining true shape of section.
Development of lateral surfaces of simple and sectioned solids – Prisms, pyramids, cylinders and cones – Development of lateral surfaces of solids with cut-outs and holes.

UNIT V: ISOMETRIC AND PERSPECTIVE PROJECTIONS ................ 14 hours
Principles of isometric projection – isometric scale – isometric projections of simple solids and truncated solids – prisms, pyramids, cylinders, cones – combination of two solid objects in simple vertical positions and miscellaneous problems.
Perspective projection of simple solids – prisms, pyramids and cylinders by visual ray method.

COMPUTER AIDED DRAFTING (Demonstration Only) ................ 3 hours
Introduction to drafting packages and demonstration of their use.


TEXT BOOKS:

1. Bhatt N.D. and Panchal V.M., “Engineering Drawing” Charotar Publishing House, 50th Edition, 2010.
2. Basant Agarwal and Agarwal C.M., “Engineering Drawing”, McGraw Hill Education (India) Private Limited, New Delhi, (2013).

REFERENCES:

1. Gopalakrishnana K.R., “Engineering Drawing” (Vol. I &II combined), Subhas Stores, Bangalore, 2007.
2. Luzzader, Warren.J. and Duff,John M., “Fundamentals of Engineering Drawing with an Introduction to Interactive Computer Graphics for Design and Production", Eastern Economy Edition, Prentice Hall of India Pvt. Ltd, New Delhi, 2005.
3. Shah M.B., and Rana B.C., “Engineering Drawing”, Pearson, 2nd Edition, 2009.
4. Venugopal K. and Prabhu Raja V., “Engineering Graphics”, New Age International (P) Limited, 2008.
5. Natrajan K.V., “A text book of Engineering Graphics”, Dhanalakshmi Publishers, Chennai, 2009.

Publication of Bureau of Indian Standards:

1. IS 10711 – 2001: Technical products Documentation – Size and lay out of drawing sheets.
2. IS 9609 (Parts 0 & 1) – 2001: Technical products Documentation – Lettering.
3. IS 10714 (Part 20) – 2001 & SP 46 – 2003: Lines for technical drawings.
4. IS 11669 – 1986 & SP 46 – 2003: Dimensioning of Technical Drawings.
5. IS 15021 (Parts 1 to 4) – 2001: Technical drawings – Projection Methods.

Special points applicable to University Examinations on Engineering Graphics:

1. There will be five questions, each of either or type covering all units of the syllabus.
2. All questions will carry equal marks of 20 each making a total of 100.
3. The answer paper shall consist of drawing sheets of A3 size only. The students will be permitted to use appropriate scale to fit solution within A3 size.
4. The examination will be conducted in appropriate sessions on the same day

Anna University GE2111 / ME15 Engineering Graphics Jan 2013 Question Paper

BE/BTech (First/Second) Semester Exam January 2013 (Regulation 2008)

(Common to all Branches)
Time: 3 hrs
Maximum Marks: 100
Minimum Marks: 35 

Note: Answer ALL Questions.

Anna University GE2111 Engineering Graphics Jan 2012 Question Paper

BE/BTech (First/Second) Semester Exam January 2012 (Regulation 2008)

(Common to all Branches)
Time: 3 hrs
Maximum Marks: 100
Minimum Marks: 35 

Note: Answer ALL Questions.

1. a) Draw the locus of a p0int P which moves in a plane in such a way that the ratio of its distances from a fixed point F and a fixed straight line AB is always 2/3. The distance between the fixed point F and fixed straight line is 50 mm. Also draw a tangent and normal on a point on the locus at a horizontal distance of 55 mm from the fixed straight line. 20 marks

Ans: Refer problem 5.1 page 5.7 ED 2e - Basant Agrawal, TMH.

OR

1. b) Make free hand sketches of the front, top and right side views of the machine component given below in Fig. 1. 20 marks

Ans: Refer ED - Basant Agrawal, TMH

2. a) A line PQ measuring 70 mm is inclined at 30° to the H.P. and 45° to the V.P. with the end P 20 mm above the H.P. and 15 mm in front of the V.P. Draw its projections. 20 marks

Ans: Refer problem 9.24 page 9.23 of ED 2e - Basant Agrawal, TMH.

OR

2. b) A rectangular plate of side 50 mm and 25 mm is resting on its shorter side on the H.P. and inclined at 30° to the V.P. Its surface is inclined at 60° to the H.P. Draw its projections. 20 marks

Ans: Refer problem 10.26 page 10.23 of ED 2e - Basant Agrawal, TMH.

3. a) Draw the projections of a pentagonal prism of 30 mm  base edges and axis 60 mm long, when the axis is inclined 75° to the H.P. and parallel to the V.P. with an edge of the base on the H.P. 20 marks

Ans: Refer problem 11.9 page 11.14 ED 2e - Basant Agrawal, TMH.

OR

3. b) A right regular hexagonal pyramid, edge of base 25 mm and height 50 mm, rests on one of its base edges on the H.P. with axis parallel to the V P. Draw the projections of the pyramid when 1ts base makes an angle of 45° to the H.P. 20 marks

Ans: Refer problem 11.11 page 11.15 ED ED 2e - Basant Agrawal, TMH. 
4. a) A square pyramid base 40 mm side and axis 65 mm long has its base on the H.P. and all the edges of the base are equally inclined to the V.P. It is cut by the section plane perpendicular to the V.P. and inclined at 45° to the H.P. and bisecting the axis. Draw its sectional top view and true shape of the section. 20 marks

Ans: Refer problem 12.5 page 12.8 of ED 2e - Basant Agrawal, TMH

OR

4. b) Draw the development of the lateral surface of the lower portion of the cylinder of diameter 50 mm and axis 70 mm. The solid is cut by a section plane inclined at 40° to the H.P. and perpendicular to the V.P. and passing through the mid-point of the axis. 20 marks

Ans: Refer problem 13.7 page 13.8 of ED 2e - Basant Agrawal, TMH.

5. a) Draw the isometric projection of the object from the views shown in Fig 2. 20 marks

Ans: Similar ED - Basant Agrawal, TMH.

OR

5. b) A rectangular pyramid, base 30 mm x 20 mm and axis 35 mm long. is placed on the ground plane on its base with the longer edge of the base parallel to and 30 mm behind the picture plane. The central plane is HO mm to the left of the apex and station point is 5O mm in front of the picture plane and 25 mm above the ground plane. Draw the perspective view of the pyramid. 20 marks

Ans: Refer problem 17.7 page 17.12 of ED 2e - Basant Agrawal, TMH.

Anna University GE2111 Engineering Graphics Jan 2012 Question Paper

BE/BTech (First/Second) Semester Exam January 2012 (Regulation 2008)

(Common to all Branches)
Time: 3 hrs
Maximum Marks: 100
Minimum Marks: 35 

Note: Answer ALL Questions.

Anna University GE2111 Engineering Graphics April-May-June 2011 Question Paper

BE/BTech (First/Second) Semester Exam April/May/June 2012 (Regulation 2008)

(Common to all Branches)
Time: 3 hrs
Maximum Marks: 100
Minimum Marks: 35 

Note: Answer ALL Questions.

Anna University GE2111 Engineering Graphics Dec 2011 Question Paper

BE/BTech (First/Second) Semester Exam Nov-Dec 2011 (Regulation 2010)

(Common to all Branches)
Time: 3 hrs
Maximum Marks: 100
Minimum Marks: 35

Note: Answer ALL Questions.

1. a) Construct an ellipse when the distance of its focus from its directrix is equal to 50 mm and the eccentricity is 2/3. Also draw a tangent and a normal to the ellipse. 20 marks

Ans: Refer problem 5.1 Page 5.6 of ED - Basant Agrawal, TMH.

OR

1. b) Make free hand sketches of the front, top and left side view of the object shown in Fig. Q 1(b). 20 marks

Ans: Refer problems 7.1 to 7.11 Page 7.10-7.13 of ED - Basant Agrawal, TMH.

2. a) A Line AB has its end A 15 mm above H.P and 20 mm in front of V.P. The end B is 60 mm above H.P. and the line is inclined at 30° to H.P. The distance between the end projectors of the line is 55 mm. Draw the projections and find its inclination with V.P. 20 marks

Ans: Refer problem 9.31 Page 9.33 of ED - Basant Agrawal, TMH.

OR

2. b) A regular hexagonal lamina of 40 mm side is resting on one of its corner on H.P. Its surface is inclined at 45° to H.P. The plan of the diagonal through the corner which is on H.P. makes an angle of 45° with XY. Draw its projections. 20 marks

Ans: Refer problem 10.14 Page 10.22 of ED - Basant Agrawal, TMH.

3. a) A hexagonal prism of side of base 25 mm and axis 60 mm rests on a corner of its base in H.P. with the axis of the prism inclined at 40° to H.P. and parallel to V.P. Draw its projections. 20 marks

Ans: Refer problem 11.10 Page 11.14 of ED - Basant Agrawal, TMH.

OR

3. b) A pentagonal pyramid of base edge 25 mm and axis length 60 mm rests on one base side on H.P. that the highest base corner is 20 mm above HP. Its axis is parallel to VP. Draw its top and front views. 20 marks

Ans: Refer problem 11.13 and 11.35 Page 11.20 of ED - Basant Agrawal, TMH.

4. a) A tetrahedron of 60 mm long edges rests with one of its face on H.P. and an edge is perpendicular to V.P. A section plane perpendicular to V.P cuts the tetrahedron such that the true shape of section is an isosceles triangle of base 50 mm and altitude 36 mm. Draw the front view, sectional top view and the true shape of the section. Also find the inclination of the section plane. 20 marks
Ans: Refer problem 12.54 Page 12.45 of ED - Basant Agrawal, TMH

OR

4. b) A vertical cylinder of diameter 50 mm and height 80 mm is drilled by a hole of diameter 30 mm such that the axis of the hole is perpendicular toV.P. and parallel to H.P. Draw the lateral surface development of the solid. 20 marks

Ans: Refer problem 13.23 Page 13.21 of ED - Basant Agrawal, TMH.

5. a) A hexagonal prism of base edge, 20 mm and height 60 mm rests on the H.P. on its base with two of its rectangular faces parallel to V.P. It is cut by a plane inclined at 30° to H.P cutting the axis of the prism at a height of 45 mm from its base. Draw the isometric view of the truncated prism. 20 marks

Ans: Refer 15.10 Page 15.11 of ED - Basant Agrawal, TMH.

OR

5. b) A square prism of 55 mm edge of base and 70 mm height is placed on the ground behind the PP with its axis vertical and one of the edges of the base receding to the left at an angle of 40° to the PP. The nearest vertical edge of the solid is 20 mm behind PP and 25 mm to the left of the observer who is at a distance of 120 mm in front of PP. The height of the observer above the ground is 100 mm. Draw the perspective view of the prism. 20 marks
Ans: Refer problem 17.4 Page 17.8 of ED - Basant Agrawal, TMH.

Anna University GE2111 Engineering Graphics June 2010 Question Paper

BE/BTech (First/Second) Semester Exam May-June 2010 (Regulation 2008)

(Common to all Branches)
Time: 3 hrs
Maximum Marks: 100
Minimum Marks: 35

Note: Answer ALL Questions.

1. a) Draw the locus of a point P which moves in a plane in such a way that the ratio of its distances from a fixed point F and a fixed straight line AB is always 2/3. The distance between the fixed point F and fixed straight line is 50 mm. Also draw a tangent and normal on a point on the locus at a horizontal distance of 55 mm from the fixed straight line. 20 marks

Ans: Refer problem 5.2 Page 5.6 of ED - Basant Agrawal, TMH.

OR

1. b) Draw free hand sketches of the front, top and right side views of the object shown in Fig. 1. 20 marks

Ans: Refer problems 7.1-7.11 Page 7.10-7.13 of ED - Basant Agrawal, TMH.

2. a) The projections of a line measures 80 mm in the top view and 70 mm in the front view. The mid-point of the line is 45 mm in front of V.P. and 35 mm above H.P. One end is 10 mm in front of V.P. and nearer to it. The other end is nearer to H.P. Draw the projections of the line. Find the true length and true inclinations. 20 marks

Ans:

OR

2. b) A square lamina ABCD of 40 mm side rests on the corner C such that the diagonal AC appears to be at 30º to the V.P. in the top view. The two sides BC and CD containing the corner C make equal inclinations with the H.P. The surface of the lamina makes 45º with H.P. Draw the top and front views. 20 marks

Ans: Refer problem 10.14 Page 10.16 of ED - Basant Agrawal, TMH.

3. a) Draw the projections of a cone of base diameter 50 mm and axis of length 70 mm resting on the ground on one of its generators with the axis of cone parallel to V.P. 20 marks

Ans: Refer problem 11.14 Page 11.17 of ED - Basant Agrawal, TMH.

OR

3. b) A right regular hexagonal pyramid, edge of base 25 mm and height 50 mm, rests on one of its base edges on H.P. with its axis parallel to V.P. Draw the projections of the pyramid when its base makes a n angle of 45◦ to the H.P. 20 marks

Ans: Refer problem 11.1 Page 11.5 of ED - Basant Agrawal, TMH.

4. a) A square pyramid of base side 25 mm and height 40 mm rests on H.P. with its base edges equally inclined to V.P. It is cut by a plane perpendicular to V.P. and inclined at 30◦ to H.P. meeting the axis at 21 mm from the base. Draw the sectional top view an d true shape of the section. 20 marks
Ans: Refer problem 12.19 Page 12.21 of ED - Basant Agrawal, TMH

OR

4. b) A vertical hexagonal prism of 30 mm side of base and axis 65 mm long has one of its rectangular faces parallel to V.P. and nearer to it. A circular hole of 40 mm diameter is drilled through the prism completely such that the axis of the hole bisects the axis of the prism at right angles and is perpendicular to V.P. Draw the development of the prism showing the shape of the hole on it. 20 marks

Ans: Refer problem 13.20 Page 13.19 of ED - Basant Agrawal, TMH.

5. a) A right circular cone of diameter 30 mm base and height 36 mm rests centrally on top of a square block of 48 mm side and 22 mm thick. Draw the isometric projection of the two solids. 20 marks

Ans: Similar to problems 15.19-15.21 Page 15.16 of ED - Basant Agrawal, TMH.

OR

5. b) A pentagonal pyramid side of base 25 mm and height 50 mm rests with one of its corner of the base touching the picture plane and the base edges passing through this corner making equal inclinations with the picture plane. The station point i s on the central line, 100 mm in front of the picture plane and 75 mm above the ground. Draw the perspective view of the pyramid. 20 marks
Ans: Refer problem 17.14 Page 17.19 of ED - Basant Agrawal, TMH.