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Loci, Mechanisms, and Curves · CSEC Technical Drawing

20 past-paper questions on Loci, Mechanisms, and Curves, part of Section 2A: Geometrical Construction - Plane Geometry, from every CSEC Technical Drawing paper on Quelpr.

Practise Loci, Mechanisms, and Curves
  1. 420 marks· CSEC Technical Drawing · May/June 2005 · Paper 2Construct an Archimedean spiral of two convolutions, given that the longest radius is 80 mm.
  2. 320 marks· CSEC Technical Drawing · May/June 2006 · Paper 2Using the focus method, draw the curve of a hyperbola with an eccentricity of 5:3, given the distance from vertex to focal point is 25 mm and vertex to directrix is 15 mm.
  3. 4(b)12 marks· CSEC Technical Drawing · May/June 2006 · Paper 2Plot the locus of point P as the circle rolls for one complete revolution along the line ABC.
  4. 320 marks· CSEC Technical Drawing · May/June 2007 · Paper 2Draw the locus of point P on link AB (where AP = 45 mm) as crank OA completes one full rotation in the direction of arrow 'F'.
  5. 1(a)12 marks· CSEC Technical Drawing · May/June 2008 · Paper 2Construct an ellipse with a major axis of 160 mm and a minor axis of 106 mm using the focal point method.
  6. 2(b)12 marks· CSEC Technical Drawing · May/June 2009 · Paper 2Construct a cycloid for the circle rolling along AC, using point C as the initial starting point of the cycloid.
  7. 4(b)12 marks· CSEC Technical Drawing · May/June 2009 · Paper 2Plot the locus of point P as rod EF slides between the diagonals such that ends E and F always remain on diagonals BD and AC respectively.
  8. 4(b)14 marks· CSEC Technical Drawing · May/June 2010 · Paper 2Plot the locus of point P as OA makes one complete revolution.
  9. 3(b)14 marks· CSEC Technical Drawing · May/June 2011 · Paper 2Plot the locus of point B for one complete revolution of arm OA.
  10. 420 marks· CSEC Technical Drawing · May/June 2011 · Paper 2Construct an Archimedean spiral of ONE convolution having a maximum radius of 120 mm and a minimum radius of 20 mm.
  11. 420 marks· CSEC Technical Drawing · May/June 2012 · Paper 2Draw the given circle and the involute of the circle starting at O in an anti-clockwise direction.
  12. 2(a)6 marks· CSEC Technical Drawing · May/June 2013 · Paper 2Draw the given figure.
  13. 2(b)14 marks· CSEC Technical Drawing · May/June 2013 · Paper 2Plot the cycloid generated by point P as the disc makes one complete revolution along surface A-B without slipping.
  14. 1(b)12 marks· CSEC Technical Drawing · May/June 2014 · Paper 2Construct an ellipse within the rectangle ABCD with the major axis equal to the length and minor axis equal to the width of the figure.
  15. 4(b)14 marks· CSEC Technical Drawing · May/June 2014 · Paper 2Plot the locus of point P for one complete revolution of crank OA.
  16. 4(a)6 marks· CSEC Technical Drawing · May/June 2015 · Paper 2Copy the given mechanism.
  17. 4(b)14 marks· CSEC Technical Drawing · May/June 2015 · Paper 2Construct the locus of point D for one revolution of OA.
  18. 3(a)12 marks· CSEC Technical Drawing · May/June 2016 · Paper 2Construct the ellipse using a suitable method.
  19. 4(a)6 marks· CSEC Technical Drawing · May/June 2016 · Paper 2Copy the mechanism as shown in the given position.
  20. 4(b)14 marks· CSEC Technical Drawing · May/June 2016 · Paper 2Plot the locus of point P for one complete revolution of crank OA.

Related topics in Section 2A: Geometrical Construction - Plane Geometry