Module quiz
Petrol & Diesel Engines — Quiz
Test your knowledge with instant feedback and explanations.
6 Questions
easy
Pass mark: 70%
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What this quiz covers
- During which stroke does combustion push the piston down?
- How many crankshaft revolutions complete one four-stroke cycle?
- In a diesel engine, what ignites the fuel?
- Which sensor is fitted on a petrol engine but not used for combustion on a diesel?
- What does lambda = 1 mean?
- A lean-running engine tends to produce more of which pollutant?
All values shown are training examples. Real thresholds depend on the manufacturer, engine, temperature and system — always confirm with the vehicle service documentation.