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Compass (drawing tool) - Quiz
Contributed by: Atherton
  • 1. What is a compass primarily used for in technical drawing?
A) Sharpening pencils
B) Cutting paper
C) Measuring angles
D) Inscribing circles or arcs
  • 2. What are compasses often called when used to mark out distances on maps?
A) Calipers
B) Protractor
C) Rulers
D) Dividers
  • 3. What replaced the use of compasses in many professional settings today?
A) Stencils
B) Laser cutters
C) Computer-aided design programs
D) 3D printers
  • 4. What is the primary modern purpose of physical compasses?
A) Didactic purposes in teaching
B) Industrial manufacturing
C) Artistic painting
D) Electronic engineering
  • 5. What connects the two legs of a compass?
A) A rubber band
B) A hinge
C) A screw-clamp
D) A spring-loaded magnet
  • 6. What is the small knurled rod above the hinge called?
A) Stem
B) Grip
C) Pivot
D) Handle
  • 7. Which leg of the compass serves as the basis for the needle point?
A) The lead leg
B) The primary leg
C) The adjustable leg
D) The steady leg
  • 8. What does a tighter hinge-screw provide?
A) Faster rotation
B) More accurate performance
C) Wider radius
D) Greater portability
  • 9. What is a 'pair of Spring-Bow Compasses' characterized by?
A) Electronic ink sensors
B) Interchangeable tips
C) Plastic construction
D) A small serrated wheel and a spring
  • 10. What is the needle point's function?
A) Marking the circumference
B) Serving as the center point of the circle
C) Measuring the paper density
D) Anchoring the pencil
  • 11. How is the pencil lead in a high-quality metal compass typically sharpened?
A) To a chisel edge
B) To a rounded tip
C) To a flat wedge
D) To a fine point
  • 12. What component holds the pencil lead or pen in place?
A) Knurled rod
B) Spring-bow
C) Hinge screw
D) Adjusting nut
  • 13. What should be kept constant while moving the pencil to draw a circle?
A) The pressure on the handle
B) The rotation speed
C) The position of the paper
D) The angle between the legs
  • 14. How can users adjust the radius of the circle?
A) By replacing the needle
B) By moving the serrated wheel only
C) By adjusting the angle between the two legs
D) By tightening the handle
  • 15. What is an alternative to moving the compass when drawing a circle?
A) Turning the compass upside down
B) Replacing the needle with a pencil
C) Moving the hinge
D) Moving the paper around
  • 16. What replaces the pencil lead when using a compass to draw in ink?
A) A graphite stick
B) A metal spike
C) A felt tip
D) An ink nib or attachment
  • 17. What is the material composition of most compasses?
A) Ceramic and steel
B) Wood and glass
C) Metal or plastic
D) Rubber and carbon fiber
  • 18. Which century saw circle templates supplement the use of compasses?
A) Early twentieth century
B) Mid-twentieth century
C) Late nineteenth century
D) Early twenty-first century
  • 19. What do compasses with two spikes instead of a pencil/needle do?
A) Pierce cardboard
B) Engrave hard surfaces
C) Measure distances on maps
D) Inscribe larger circles
  • 20. How is the handle of a compass meant to be held?
A) By gripping the hinge directly
B) Using all five fingers
C) With the palm of the hand
D) Between the pointer finger and thumb
  • 21. What is the most rigorous definition of the ideal compass used in proofs?
A) A beam compass
B) A collapsing compass
C) A scribe-compass
D) A proportional divider
  • 22. Who proved that a collapsing compass could do anything a real compass can do?
A) Carpenters
B) John Donne
C) Freemasons
D) Euclid
  • 23. What tool is used for drawing and dividing circles larger than those made by a regular pair?
A) Proportional dividers
B) A wing divider
C) A beam compass
D) An ellipse drawing compass
  • 24. What is a scribe-compass primarily used for?
A) Measuring weight
B) Enlarging patterns
C) Drawing ellipses
D) Tracing a line
  • 25. Which material are loose leg wing dividers made of?
A) Brass
B) Wood
C) Forged steel
D) Copper
  • 26. Which tool is specifically used for drawing ellipses?
A) Scribe-compasses
B) Loose leg wing dividers
C) Ellipse drawing compasses
D) Beam compasses
  • 27. In which poem did John Donne use the compass as a conceit?
A) A Valediction: Forbidding Mourning
B) The Elements
C) The Square and Compasses
D) The Geometric Proof
  • 28. What is a regular feature on a scribe-compass branch?
A) A pencil sleeve
B) A sliding socket
C) A wing nut hinge
D) A reduction scale
  • 29. What do loose leg wing dividers do besides scribing circles?
A) Stepping off repetitive measurements
B) Drawing elliptical shapes
C) Illustrating plane geometry proofs
D) Calculating the area of a circle
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