General Studies · Internal Combustion Engines
In a standard four-stroke compression ignition (diesel) engine, what is compressed inside the cylinder during the compression stroke?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Air only✓
- 2Fuel only
- 3A homogenous mixture of air and fuel
- 4Exhaust gas only
Correct answer
Air only
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