Engine Safety (Supplementary) USCG Question #41 (Set 1)

The cubic inch (or liter) displacement of a cylinder is determined by the diameter of the piston and the __________.

Official USCG Answer & Rule Citation

Correct Answer: Option D — length of the stroke

Cylinder displacement is defined geometrically by the swept volume, calculated using the cross-sectional area derived from the piston diameter multiplied by the total length of the piston stroke.

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