Unit 3 Questions

Unit 3: Making Engineered products.

Engineering Drawings

  1. Why are engineering drawings used by engineers?
  2. Where can examples of engineering drawing be seen?
  3. What are the two systems of measurement used in the United Kingdom?
  4. Describe in a paragraph the oldest system of measurement used.
  5. Describe in a paragraph the more modern system of measurement used today.
  6. Why is one of the systems simpler to use than the other?
  7. Name the different drawing instruments that can be used when producing a drawing with a drawing board.
  8. What is the name of the software used in school to produce engineering drawings?
  9. What does CAD stand for?
  10. List the different types of line that are used in an engineering drawing.
  11. Draw a Hidden Detail line.
  12. Draw a centre line.
  13. Show the difference between a solid line and a construction line.
  14. Draw a range of geometrical shapes and add dimension lines.
  15. Why do engineers produce drawings to scale?
  16. Draw a range of geometrical shapes.
  17. Redraw the geometrical shapes to a scale of 2:1.
  18. Redraw the geometrical shapes to a scale of 3:1.
  19. Redraw the geometrical shapes to a scale of 1:2.
  20. Redraw the geometrical shapes to a scale of 1:3.
  21. What essential details should an engineering drawing include?
  22. What is a 2D drawing?
  23. Name two types of 2D drawings that Engineers use to communicate information.
  24. What is a 3D Drawing?
  25. Name two types of 3D drawings used by engineers.

 

Marking out tools

  1. What is marking out?
  2. Why is it essential that the practical engineer uses marking out tools correctly?
  3. Produce a list of engineering marking out tools.
  4. Produce labelled sketches of a range of marking out tools.
  5. Describe how you have used marking out tools in the workshop.

 

Tools and equipment used by engineers.

  1. Name the three categories of tools used by engineers.
  2. Produce fully labelled sketches of a range of engineers’ hand tools.
  3. Produce fully labelled sketches of a range of engineers’ portable tools.
  4. Produce fully labelled sketches of a range workshop fixed equipment.
  5. Describe how you have used tools in the workshop.

Mechanisms and Motion

  1. What is a system? Use a diagram to explain your answer.
  2. What is a mechanism?
  3. What makes the ‘cam’ a mechanism?
  4. List the four different types of motion that the engineer is interested in when making mechanical mechanisms.
  5. Draw a diagram of a mechanical system that you have made in the workshop, ensuring that you add lots of descriptive labels to aid explanation.
  6. Name and describe at least 5 different types of mechanisms that use cams.
  7. What formula is used to remember the class of a lever? Explain how the formula is used.