單項選擇題

Increasing the temperature of a fuel will reduce its （）.

A.viscosity
B.pressure
C.resistance
D.setting point

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單項選擇題

Increasing differential pressure of an oil filter indicates that （）

A.it is dirty
B.it is leaky
C.it has been renewed
D.all the above

單項選擇題

Increased air （） will raise scavenge efficiency and allow a greater mass of air to be compressed； more fuel may now be burned giving an increased power.

A.specific volume
B.density
C.viscosity
D.calorific value