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Junior Cycle · Junior Cycle Engineering

Junior Cycle Engineering: Working drawings & dimensions

How often Working drawings & dimensions comes up on the Engineering papers, every year it was asked, and questions to try.

CL Asked on 3 of the last 5 Common Level papers, most recently in 2026. most years

Working drawings & dimensions, Common Level(7 marks)

Quick ones on Working drawings & dimensions.

(a)Unless stated otherwise, what unit are dimensions on an engineering drawing given in?
  1. Centimetres
  2. Millimetres
  3. Metres
(b)A flat bar has two holes 60 mm apart, centre to centre. Each centre is 12 mm from its end. How long is the bar?
  1. 48 mm
  2. 72 mm
  3. 84 mm
(c)On a drawing, what does the symbol Ø before a dimension, as in Ø10, mean?
  1. Diameter
  2. Thickness
  3. Radius
Show the answers

(a) Millimetres

(b) 84 mm

(c) Diameter

Your turn: Common Level questions on Working drawings & dimensions.

Common Level

Asked on 3 of the last 5 Common Level papers, most recently in 2026. most years

Every paper, year by year

YearWhere it came up
2026Q4d
2025Not asked
2024Q1e
2023Q2b
2022Not asked

Links open the State Examinations Commission’s paper for that year.

Other Engineering topics

All of Junior Cycle Engineering