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WASSCE · 21 topics

Manufacturing Engineering

G3N tutors you through the full WASSCE Manufacturing Engineering syllabus offline — from Classification of Materials, Properties of Materials, Design and Drawing for Manufacture and more — with adaptive lessons, instant quizzes and exam-ready summaries.

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Syllabus

What you’ll cover in Manufacturing Engineering.

The complete topic outline G3N teaches, mapped to the WASSCE curriculum.

Year 1

7 topics
Classification of Materials
  • Demonstrate understanding of the performance of materials.
    • Explain the relationship between materials science and engineering.
    • Distinguish between different kinds of materials according to their use.
    • Group materials based on their applications i.e., clothing, building, food automobiles, electronic, medical.
Properties of Materials
  • Examine the physical and mechanical properties of materials.
    • Explain thermal conductivity, specific heat capacity, thermal expansion, melting point and thermal diffusivity as thermal properties of materials.
    • Explain electrical conductivity, electrical resistivity, dielectric strength and temperature coefficient of resistance as electrical properties of materials.
    • Explain hardness, brittleness, ductility, strength, malleability, toughness, elasticity and plasticity as mechanical properties of materials.
    • Explain permeability, retentivity and reluctance as magnetic properties of materials.
Design and Drawing for Manufacture
  • Use drawing instruments properly to draw the borderline and title block for a drawing.
    • Demonstrate the use of drawing instruments in product design.
    • Develop the surfaces of models for manufacturing.
  • Apply the principle of development of surfaces to develop products.
  • Explain the use of the design process in solving problems.
    • Demonstrate understanding of the design process.
  • Use freehand sketches and visualisation of objects to express a design idea.
    • Demonstrate the importance of freehand sketching and visualisation of objects in the design of products.
Rapid Prototyping
  • Explain the principles and essence of rapid prototyping for product development.
    • Explain the fundamental difference between conventional prototyping and rapid prototyping.
    • Discuss the principles and process of rapid prototyping.
    • Explain the advantages and disadvantages of rapid prototyping.
    • Discuss the applications of rapid prototyping in manufacturing.
Manufacturing Tools and Equipment
  • Apply the principles of marking out, measurement and gauging; and accurately use industry standards in manufacturing a product.
    • Set the datum for a work piece and select coordinates systems for dimensioning an object.
    • Produce a mark out on a work piece.
    • Understand standard units of measurement for work pieces.
    • Describe and use gauges to measure the dimensions of a work pieces.
Manufacturing Processes
  • Apply the principles of bulk deformation and sheet metal working to roll, forge, cut, bend and draw metal sheets.
    • Understand the fundamentals of metal forming.
    • Discuss rolling, forging and extrusion as bulk deformation forming processes.
    • Recognize and identify dies and presses used for sheet metal working operations.
    • Discuss cutting, bending and drawing as sheet metal working operations.
Safety, Quality and the Environment
  • Describe the importance of safety, health and environmental considerations for the manufacturing industry.
    • Identify potential hazards in the workspace.
    • Follow general safety practices in the workplace.
  • Explain the positive and negative effects manufacturing industries have on the society.
    • Describe the social and economic consequences that a manufacturing activity can have or has on individuals and the society.
    • Explain how the manufacturing industry affects the local and international economy (e.g., with respect to job creation, standards of living, sustainability and conservation of the environment.)

Year 2

7 topics
Classification of Materials
  • Classify materials as metals, ceramics and polymers based on their chemical properties, structure, synthesis and processing methods.
    • Group materials as metals, ceramics and polymers based on their chemical properties.
    • Explain the chemical properties of materials as reactivity, flammability and toxicity.
    • Classify materials based on their structure.
    • Identify types of materials processing methods.
    • Classify materials as metals, ceramics and polymers according to their processing methods.
    • Group materials according to their synthesis.
Properties of Materials
  • Explain and measure the tensile properties of materials.
    • Explain loading, stress and strain of materials for manufacturing.
    • Outline the effect of loading, stress and strain on materials.
    • Explain elongation, elastic limit, modulus of elasticity, yield strength and tensile strength of materials.
    • Measure the tensile properties of steel using the tensile test.
Design and Drawing for Manufacture
  • Explain the importance of freehand sketch, projection of objects, detailed and assembly drawings in product design and manufacturing.
    • State the importance of freehand sketch in product design.
    • Apply freehand sketch in product design.
    • Outline the importance of isometric projections in product design.
    • Explain the application of first angle orthographic projection in product design.
    • Outline the importance of sectioning, dimensioning, and tolerance of geometric objects.
    • Explain the application of detailed and assembly drawings in product design and modeling.
Rapid Prototyping
  • Create geometric figures using AutoCAD.
    • Explain the importance of AutoCAD in creating geometric figures.
    • Use AutoCAD to create 2D and 3D models.
Manufacturing Tools and Equipment
  • Apply measuring instrument and hand tools to manufacture engineering components.
    • Explain the difference between measuring tools such as rule, a vernier caliper and a micrometer screw gauge for measuring work pieces.
    • Apply measuring tools for the measurement of work pieces.
    • Differentiate between manual-hand tools (e.g. hacksaw, cold chisels, screw drivers, taps, dies, engineer's hammer, etc.) and power-hand tools (e.g. grinding machines, drills, electric screw drivers, etc.) in manufacturing.
    • Apply hand tools to manufacture engineering components.
Manufacturing Processes
  • Explain casting and welding processes used in manufacturing engineering products.
    • Outline the importance of casting in manufacturing of engineering product.
    • Explain the sand-casting process in manufacturing.
    • Identify and explain the difference between non-permanent and permanent joining processes.
    • Apply screw, bolt and nut, and welding processes to assemble manufactured parts together.
Safety, Quality and the Environment
  • Discuss methods of applying different types of hazard controls.
    • Demonstrate knowledge of the various types of hazard controls (administrative, engineering, personal protective equipment).
    • Analyse the effects that manufacturing activities have on the environment (e.g., the effects of waste disposal, power consumption, destruction of the environment)
    • Explain the benefits of using environmentally friendly processes and products in the manufacturing process.
    • Describe recent trends in the local manufacturing industry (e.g., globalization, rise in energy costs, increase in environmental awareness) and their effect on the local community or the nation.

Year 3

7 topics
Classification of Materials
  • Group and identify materials as advanced materials and discuss their applications in the manufacturing industry.
    • Outline the importance of advanced materials such as semiconductors, biomaterials, smart materials and nanomaterials.
    • Explain the structure of semi-conductors as engineering materials.
    • State the applications of semi-conductors, biomaterials, smart materials and nanomaterials.
    • Classify bamboo based on its structure, physical properties and processing.
    • State the application of bamboo in manufacturing.
Properties of Materials
  • Explain and measure the mechanical properties of bamboo and explain that materials can fail through creep, fatigue or fracture.
    • Explain the mechanical properties of a bamboo material.
    • Measure the tensile strength of bamboo material.
    • Explain the term failure of materials.
    • Distinguish between creep, fatigue or fracture in failure of materials.
Design and Drawing for Manufacture
  • Understand the representation of materials, machine components, limits, and fits in production drawings.
    • Outline the importance of the representation of materials and machine components in production drawing.
    • Explain the application of limits and fits in production drawing.
    • Explain the application of detailed drawings in production drawings.
    • Draw part-drawings of a machine part.
Rapid Prototyping
  • Explain rapid prototyping (RP) technologies and use them to build a prototype.
    • Explain the importance of rapid prototyping technologies.
    • Distinguish between solid-based and liquid-based rapid prototyping technologies.
    • Explain powder-based prototyping technology in manufacturing.
    • Build a prototype using available technologies.
Manufacturing Tools and Equipment
  • Recognise and use cutting tools and modern machine tools.
    • Identify and classify cutting tools used in manufacturing.
    • Demonstrate the application and use of cutting tools in manufacturing.
    • Explain computer numerically controlled (CNC) machine as a machine tool.
    • Understand the operation and application of a CNC machine.
Manufacturing Processes
  • Explain the working principles of a center-lathe machine and use the lathe machine to perform a simple material removal process.
    • Discuss the fundamentals of material removal processes and principles of operation of the center-lathe machine.
    • Recognise and gain understanding of turning, drilling and milling operations using the center-lathe machine.
    • Recognise and gain understanding of grinding operations.
    • Perform a material removal process using a lathe machine.
Safety, Quality and the Environment
  • Explain regulations and compliance issues and procedures for the manufacturing industry.
    • Analyse relevant safety tests based on national and international guidelines and principles.
    • Examine the regulatory agency penalties, and criteria for corrective actions.
  • Apply quality control and quality assurance practices for efficient and effective manufacturing processes.
    • Describe the role of quality control in manufacturing processes.
    • Explain the various functions of quality control and quality assurance in the manufacturing process.
    • Analyse and utilize quality control data to make decisions.
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