7. Ingeneral, a cylinder of a diesel engine consists of a cylinder _____ that is inserted in a cylinder block and enclosed at the top by a cylinder head to form the combustion space above the piston. (A) liner (B) jacket (C) crown (D) skirt

11. A ship’s propulsion plant should be rated such that the desired ship speed can be attained with additional power capabilities held in reserve to allow for a degradation of performance with time. In this regard, what factor summarized below is not considered? (A) The fouling and roughening of hull. (B) The global warming effects. (C) The reductions in the performance of prime mover. (D) The roughening of the working sections of propeller.

7. Ingeneral, a cylinder of a diesel engine consists of a cylinder _____ that is inserted in a cylinder block and enclosed at the top by a cylinder head to form the combustion space above the piston.
(A) liner
(B) jacket
(C) crown
(D) skirt

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