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单选题 The pump has a constant stroke and the amount of fuel delivered is regulated by rotating _____ which has a specially arranged helical groove cut into it
学科：轮机英语
时间：2023-11-08 15:22:43
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题目1单选题
The longer the ignition delay period occurs in a diesel engine, the _____A. less fuel will enter the cylinderB. lower will be cylinder compression temperaturesC. more complete will be fuel combustionD. more rapid will be the rise in combustion pressure
题目2单选题
When the rev / min decreases, the governor weights move ________, causing subsequent motionsA. inwardsB. outwardsC. upwardsD. downwards
题目3单选题
When the rev / min increases, the governor weights move ________, causing subsequent motionsA. inwardsB. outwardsC. forwardsD. backwards
题目4单选题
In a typical fuel system, the oil is stored in _____ in the double bottomA. setting tanksB. service tanksC. tanksD. drain tanks
题目5单选题
The sequence of parts in a generally used fuel oil supply system for a main engine is _____(1) tanks in the double bottom; (2) centrifuges; (3) service tank; (4) settling tank; (5) viscosity regulatorA. (1)-(2)-(4)-(3)-(5)B. (1)-(4)-(2)-(3)-(5)C. (1)-(3)-(2)-(4)-(5)D. (1)-(5)-(4)-(2)-(3)
题目6单选题
_____ or air venting arrangement is fitted to the fuel supply passageA. An air pumpB. A compressorC. A fuel pumpD. A priming
题目7单选题
A common trouble with the fuel pump plunger or fuel valve spindle is _____A. water leakageB. steam leakageC. oil leakageD. air leakage
题目8单选题
A common trouble with the fuel pump plungers or fuel valve spindle is _____A. broken downB. stuckC. oil leakageD. carbonized
题目9单选题
Before being used the fuel service tank should be drained of _____A. soda solutionB. mechanical impuritiesC. ballastD. water and residuals
题目10单选题
Care and cleanliness are required when installing diesel fuel filters _____A. to prevent the fuel system from becoming air-houndB. to prevent the fuel system becoming clogged with dirty particlesC. both of the aboveD. to prevent the lubricating oil from leaking out of the filter element
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