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MEO CLASS 4 · QUESTION BANK
Engineering Knowledge Motor
353 questions across 38 papers, 2023 to 2026.
Engineering Knowledge Motor, known to candidates as EKM, appears in 38 MEO Class 4 papers between 2023 and 2026, and the 353 questions collected here centre on diesel engines, diesel engine and 2-stroke engine. 91% of them have been asked more than once, so the fastest preparation is the questions that keep returning rather than the syllabus end to end.
353
Questions
38
Papers
91%
Repeat
7×
Most asked
What comes up most
- Diesel engines45%
- Diesel engine50%
- 2-stroke engine47%
- Engine components39%
- Engine maintenance37%
- Marine diesel engine26%
- Engine performance32%
Share of the 38 papers each topic appears in. No single topic runs away with this paper — the seven commonest each turn up in 26–50% of sittings, so preparation has to stay broad.
Most repeated MEO Class 4 EKM questions
Asked 7×
a) How is a 2-stroke engine started? Describe the sequence of engine starting. (6) b) Draw the Timing diagram of engine starting, showing crank position of each step. (6) c) What is OVERLAP in engine starting (4)
Asked 7×
a) Explain, why is it important to measuring bearing clearance in a diesel engine? (4) b) What is Bridge gauge? How is the Bridge gauge used? Explain with a diagram. (6) c) What are other recommended methods for checking bearing clearances. (6)
Asked 6×
(a) Draw sectional diagram of main engine piston showing each part. Show cooling passages for oil cooled piston (12) (b) Name the different materials used for the various components of the piston as indicated to the answer above. (4)
MEO Class 4 EKM past papers
Latest: September 2026
MEO Class 4 EKM — September 2026
9 questions
MEO Class 4 EKM — August 2026
9 questions
MEO Class 4 EKM — July 2026
9 questions
MEO Class 4 EKM — June 2026
9 questions
MEO Class 4 EKM — April 2026
9 questions
MEO Class 4 EKM — March 2026
9 questions
MEO Class 4 EKM — February 2026
9 questions
MEO Class 4 EKM — January 2026
9 questions
MEO Class 4 EKM — December 2025
9 questions
MEO Class 4 EKM — November 2025
9 questions
MEO Class 4 EKM — October 2025
9 questions
MEO Class 4 EKM — September 2025
9 questions
MEO Class 4 EKM — August 2025
9 questions
MEO Class 4 EKM — July 2025
9 questions
MEO Class 4 EKM — June 2025
9 questions
MEO Class 4 EKM — April 2025
9 questions
MEO Class 4 EKM — March 2025
9 questions
MEO Class 4 EKM — February 2025
11 questions
MEO Class 4 EKM — December 2024
14 questions
MEO Class 4 EKM — November 2024
9 questions
MEO Class 4 EKM — October 2024
9 questions
MEO Class 4 EKM — September 2024
9 questions
MEO Class 4 EKM — August 2024
9 questions
MEO Class 4 EKM — July 2024
9 questions
MEO Class 4 EKM — June 2024
9 questions
MEO Class 4 EKM — May 2024
9 questions
MEO Class 4 EKM — April 2024
9 questions
MEO Class 4 EKM — March 2024
13 questions
MEO Class 4 EKM — February 2024
9 questions
MEO Class 4 EKM — January 2024
9 questions
MEO Class 4 EKM — December 2023
9 questions
MEO Class 4 EKM — November 2023
9 questions
MEO Class 4 EKM — October 2023
9 questions
MEO Class 4 EKM — September 2023
9 questions
MEO Class 4 EKM — August 2023
9 questions
MEO Class 4 EKM — July 2023
9 questions
MEO Class 4 EKM — June 2023
9 questions
MEO Class 4 EKM — May 2023
9 questions
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