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172 Engines L3

Authored by Martin Brown

Professional Development

Professional Development

Used 127+ times

172 Engines L3
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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

PDF

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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