CBSE Class 11 Engineering Graphics Syllabus 2024-25

CBSE Class 11 Engineering Graphics Syllabus 2024-25

Students must follow the updated CBSE syllabus to ensure they are aligned with the official curriculum. With the most recent syllabus, students can focus on important topics, manage their study time effectively, and prepare for their exams with confidence using myCBSEGuide App. The CBSE Class 11 Engineering Graphics syllabus for the 2024-25 academic session is designed to provide students with the essential skills and knowledge needed in the field of engineering drawing and design. This subject emphasizes the importance of clear and accurate representation of objects, and it plays a crucial role in engineering, architecture, and design fields. The syllabus includes various technical concepts and drawing techniques that will help students visualize and communicate engineering ideas effectively.

Key Topics in the Class 11 Engineering Graphics Syllabus 2024-25:

1. Lines, Angles, and Rectilinear Figures:
   • This foundational section focuses on basic drawing skills. Students will learn how to accurately draw various types of lines, angles, and geometric shapes. Topics include:
     • Drawing straight lines, parallel lines, perpendicular lines, and inclined lines.
     • Constructing angles (acute, obtuse, and right) with precision.
     • Understanding and drawing rectilinear figures such as squares, rectangles, and triangles.
2. Circles, Inscribing, and Circumscribing Circles:
   • In this part of the syllabus, students will develop the skills needed to work with circular shapes. This includes:
     • Drawing circles of different radii with accuracy.
     • Techniques for inscribing and circumscribing circles around polygons such as triangles and quadrilaterals.
     • Solving problems involving tangents and arc measurements.
3. Orthographic Projection of Points and Lines:
   • Orthographic projection is a key concept in engineering graphics, used to represent three-dimensional objects in two dimensions. This topic includes:
     • Projection of points on different planes (horizontal, vertical, and profile planes).
     • Drawing the orthographic projections of lines, including both parallel and inclined lines, and understanding their true length and angles.
4. Orthographic Projection of Right Regular Solids:
   • This section involves drawing the orthographic projections of 3D objects, which is essential for understanding how objects will appear in different views (top, front, and side). Topics include:
     • Projection of simple solids like cubes, cylinders, cones, and prisms.
     • Techniques to represent these solids from different angles and perspectives.
     • Creating accurate views based on the relative positions of the object and the planes.

Additional Topics:

• Isometric Projections: Introduction to the concept of isometric projections and how to represent 3D objects in a 2D plane while maintaining the relative dimensions.
• Sectional Views: Understanding how to depict cross-sections of objects to show internal features.

Importance of the Engineering Graphics Syllabus:

The Engineering Graphics syllabus plays a significant role in fostering a student’s spatial and design visualization skills. These skills are essential for pursuing a career in engineering, architecture, or industrial design. By mastering the techniques and concepts in this syllabus, students will be well-prepared to interpret and create detailed technical drawings that are fundamental in the engineering industry.Download the syllabus from our website myCBSEguide now to start preparing and ensure success in your exams.

Tips for Effective Preparation:

1. Practice Regularly: Drawing is a skill that improves with practice. Ensure you practice the different types of projections, lines, angles, and geometric shapes regularly to enhance your drawing accuracy.
2. Focus on Precision: Engineering graphics require high precision. Make sure to use proper tools like rulers, compasses, and protractors for accurate measurements. Pay close attention to dimensions, angles, and proportions in your drawings.
3. Understand the Theory: While practice is essential, understanding the theoretical concepts behind the projections and constructions is equally important. Review key topics such as the different planes of projection, the relationship between views, and the method for constructing geometrical figures.
4. Use NCERT Textbooks: The NCERT Engineering Graphics textbooks provide a structured approach to learning. Follow the exercises and examples given in the books for better conceptual understanding and exam preparation.
5. Work on Sample Papers: Solving sample papers and previous year question papers will help you get familiar with the exam pattern and time management. This will also boost your confidence in handling the practical aspects of the subject.
6. Visualize the Object: Engineering graphics is all about visualizing 3D objects and representing them in 2D. Try to visualize the object in three dimensions before you begin drawing, as this will help in constructing the orthographic and isometric projections accurately.

Class 11 Engineering Graphics Mobile App

CBSE Class – 11
Engineering Graphics (Code No. 046)
Syllabus (2024-25)

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One Paper (Theory): 3 Hours
Marks: 70
One paper (Practical): 3 Hours
Marks: 30

S. No.	Unit	Marks	Periods
I	PLANE GEOMETRY	10	25
	1. Lines, angles and rectilinear figures
	2. Circles, inscribing and circumscribing of circles
II	SOLID GEOMETRY	30	99
	3. Orthographic projection of points and lines
	4. Orthographic projection of regular plane figures
	5. Orthographic projection of right regular solids
	6. Section of solids
III	MACHINE DRAWING	30	50
	7. Orthographic projections of simple machine blocks
	8. Isometric projection of laminae (plane figures)
	Practicals	30	66
	Total Marks	100	240

THEORY

I. PLANE GEOMETRY [25 Periods]
Printing English alphabets (capital and small) and numerals in standard proportions. Unidirectional/aligned system of dimensioning as per SP 46:2003 (Revised) [7 periods]

Unit 1: Construction of lines, angles and their divisions. Simple questions based on triangles, square, rhombus, regular polygons-pentagon, and hexagon. [10 Periods] Unit 2: Construction of circles, inscribing and circumscribing of circles in equilateral triangle, square, rhombus, regular polygons-pentagon and hexagon. [8 Periods]

II. SOLID GEOMETRY [99 Periods]
Unit 3: Orthographic projection: dimensioning and conventions strictly as per SP 46:2003 (Revised). Orthographic projection of points and lines. [25 Periods] Unit 4: Orthographic projection of regular plane figures – triangle, square, pentagon, hexagon, circle and semi-circle. [15 Periods] Unit 5: Orthographic projection of right regular solids such as cubes; prisms and pyramids (square, triangular, pentagonal and hexagonal); cones; cylinders; spheres; hemi-spheres; frustum of pyramids and cone, when they are kept with their axis (a) perpendicular to HP/VP (b) parallel to HP and VP both. [35 Periods] Unit 6: Section of right regular solids such as cubes; prisms and pyramids (square, triangular, pentagonal, and hexagonal); cones; cylinders; spheres, kept with their axis perpendicular to HP/VP, made by a vertical cutting plane. [24 Periods]

III. MACHINE DRAWING [50 Periods]
Unit 7: Orthographic projection of simple machine blocks. [25 Periods] Unit 8: Isometric Projection – Construction of isometric scale showing main divisions of 10 mm and smaller divisions of 1 mm each. Isometric projection (drawn to isometric scale) of regular plane figures – triangle, square, pentagon, hexagon, circle and semi-circle with their surface parallel to HP or VP (keeping one side either parallel or perpendicular to HP/VP). [25 Periods]

PRACTICALS [66 Periods]

1. Making different types of graphic designs/ murals for interior/ exterior decorations in colour using the knowledge of geometrical figures or 3D solids with the use of any Computer Software such as CollabCAD or any equivalent pertinent software.
2. Drawing the following engineering curve through activities – ellipse (by trammel & thread method) on the ground/ drawing sheet/ plywood/ cardboard etc.
3. Developing the following solids with the help of cardboard/ thick paper.
   1. cube, cuboid
   2. prisms & pyramids (triangular, square, pentagonal and hexagonal)
   3. right circular cylinder and cone
4. Preparing the section of solids (prisms, pyramids, sphere, etc.) with clay, soap-cake, plasticine, wax or with the 3D printing technology. When the cutting plane is: parallel to the base, perpendicular to the base or inclined to the base.
5. Preparing the top-view (plan) of a class-room/lab, home (Drawing Room/Bedroom/ Study Room, Kitchen) drawing different objects therein.

Note:

1. 15 practical (minimum two each from aforementioned four points) are to be assessed.
2. In all the practicals, drawing/sketching of the views should be incorporated and evaluated accordingly.
3. The scheme of evaluation is as follows:
   

   (a)	Practicals (2)	15 Marks
   (b)	Drawing/ Sketch	05 Marks
   (c)	Viva-voce	05 Marks
   (d)	Sessional Work	05 Marks
   	Total	30 Marks

ACTIVITY
Industrial Visits (Two) to any industry/manufacturing plant to acquaint the students with the present-day methods & technology for better conceptual understanding.

CBSE Syllabus 2024-25

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How to Download the CBSE Class 11 Engineering Graphics  Syllabus 2024-25:

1. Visit myCBSEguide website.
2. Use the search bar to find “Class 11 Engineering Graphics  Syllabus.”
3. Click on the relevant syllabus link for the 2024-25 session.
4. Download the syllabus in PDF format by clicking the download button.

Alternatively, install the myCBSEguide App from Google Play or the App Store, log in, and download the syllabus directly from the app.

Frequently Asked Question:

When will the CBSE 2025 syllabus be released?

The CBSE 2025 syllabus has already been released by the board. Students can now access the updated syllabus for all subjects, including the CBSE Class 11 Engineering Graphics Syllabus 2024-25. This syllabus is available in PDF format, offering a convenient way for students to download and review the topics they need to focus on in preparation for their exams.

For those aiming to excel in their studies, it’s essential to stay informed and use reliable study resources. The myCBSEguide website provides the latest syllabus for all CBSE subjects, helping students stay aligned with the curriculum. The myCBSEguide App platform also offers a range of educational materials such as sample papers, chapter-wise test papers, NCERT solutions, and revision notes, all designed to streamline exam preparation.

Additionally, educators can take advantage of the Examin8 App and Examin8 Website to create customized mock tests and practice papers tailored to their students’ needs.