General Studies · IC Engine Working and Components
What is the role of a spark plug in a standard diesel engine?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1It runs continuously to pre-heat the fuel
- 2It is optional for cold weather conditions
- 3It is not used in diesel engines✓
- 4It is necessary for starting the engine
Correct answer
It is not used in diesel engines
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