172 Engines L3
Authored by Martin Brown
Professional Development
Professional Development
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the maximum fuel pressure of a CI common rail engine?
3 BAR
180 BAR
1800 PSI
2500 BAR
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is likened to the LT of a SI system on a CI fuel system?
Lift pump
Timing pump
Low tension diesel
Spill return
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is there a spill return on a CI engine?
Reduces pressure in rail
It enables flame spread
Lubricates fuel system
Diverts to filter
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is so good about Piezo-electric injectors?
They do not require high pressure
They do not require pump
They do not need filter
They can give multiple injections
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the exhaust part that reduces soot from a diesel engine?
DPF
SCR
Catalyst
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which converter is at front?
Oxidisation converter
Reduction converter
DPF
Knock sensor
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What harmful gas does the reduction converter convert?
Oxides of nitrogen
Nitrogen oxides
Carbon monoxide
Nitrogen
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