单项选择题
Persistent knocking of one cylinder of a diesel engine ceases when the fuel supply to that cylinder is securedThis problem may be a result of （）
A.low loading of that cylinder
B.faulty combustion in that cylinder
C.sluggish piston ring action
D.excessive piston cooling
点击查看答案&解析
相关考题
-
单项选择题
Engine coolant accumulating in the diesel engine lubricating oil can result from a （）
A.low oil pressure
B.high coolant pressure
C.leaking fuel injector
D.cracked cylinder head or liner -
单项选择题
The device used to limit engine torque at various engine speeds is called a （）
A.speed limiting governor
B.variable speed governor
C.constant speed governor
D.load limiting governor -
单项选择题
A fuel leak occurs in the high pressure fuel piping between the injection pump and fuel nozzleThis requires immediate repair because of the （）
A.high cost of fuel
B.serious fire hazard
C.possibility of pollution
D.poor combustion which will occur in that cylinder
