單項選擇題

What is the effect of heated intake air on a diesel engine? （）

A.Increases efficiency
B.Increases engine horsepower
C.Increases engine life
D.Reduces engine horsepower

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What is one effect of running a diesel engine at too cool a temperature? （）

A.Buildup of sludge in the lubricating system
B.Excessive fuel consumption
C.Severe heat stresses on mechanical parts
D.Foaming of the lubricating oil

單項選擇題

What is an advantage of diesel over steam turbine propulsion? （）

A.Less fuel consumption per SHP
B.Diesel fuel costs less than bunker C or its equivalent
C.Less routine maintenance required
D.Less weight per SHP