Chapter 19: Diesel Engine Operation and Diagnosis -Chapter Quiz


1. How is diesel fuel ignited in a warm diesel engine?
A. Glow plugs
B. Heat compression
C. Spark plugs
D. Distributor-less ignition system

2. Which type of diesel injection produces less noise?
A. Indirect injection (IDI)
B. Common rail
C. Direct injection
D. Distributor injection

3. Which diesel injection system requires the use of a glow plug?
A. Indirect injection (IDI)
B. High pressure common rail
C. Direct injection
D. Distributor injection

4. The three phases of diesel ignition include _______________________.
A. Glow plug ignition, fast burn, slow burn
B. Slow burn, fast burn, slow burn
C. Ignition delay, repaid combustion, controlled combustion
D. Glow plug ignition, ignition delay, controlled combustion


5. What fuel system component is used in a vehicle equipped with a diesel engine that is seldom used on the same vehicle when it is equipped with a gasoline engine?
A. Fuel filter
B. Fuel supply line
C. Fuel return line
D. Water-fuel separator

6. The diesel injection pump is usually driven by a _________________.
A. Gear off the camshaft
B. Belt off the crankshaft
C. Shaft drive off of the crankshaft
D. Chain drive off of the camshaft


7. Which diesel system supplies high-pressure diesel fuel to all the injectors all of the time?
A. Distributor
B. Inline
C. High-pressure common rail
D. Rotary

8. Glow plugs should have high resistance when _____________and lower resistance when __________________.
A. Cold/warm
B. Warm/cold
C. Wet/dry
D. Dry/wet

9. Technician A says that glow plugs are used to help start a diesel engine and are shut off as soon as the engine starts. Technician B says that the glow plugs are turned off as soon as a flame is detected in the combustion chamber. Which Technician is correct?
A. Technician A only
B. Technician B only
C. Both Technicians A and B
D. Neither Technicians A NOR B

10. What part should be removed to test cylinder compression on a diesel engine?
A. An injector
B. An intake valve rocker arm and stud
C. An exhaust valve
D. A glow plug

Answers

Answer 1

Answer: See explanation

Explanation:

1. How is diesel fuel ignited in a warm diesel engine?

B. Heat compression

2. Which type of diesel injection produces less noise?

A. Indirect injection (IDI)

3. Which diesel injection system requires the use of a glow plug?

A. Indirect injection (IDI)

4. The three phases of diesel ignition include:

C. Ignition delay, repaid combustion, controlled combustion.

5. What fuel system component is used in a vehicle equipped with a diesel engine that is seldom used on the same vehicle when it is equipped with a gasoline engine?

D. Water-fuel separator

6. The diesel injection pump is usually driven by a _________________.

A. Gear off the camshaft

7. Which diesel system supplies high-pressure diesel fuel to all the injectors all of the time?

C. High-pressure common rail

8. Glow plugs should have high resistance when _____________and lower resistance when __________________.

B. Warm/cold

9. Technician A says that glow plugs are used to help start a diesel engine and are shut off as soon as the engine starts. Technician B says that the glow plugs are turned off as soon as a flame is detected in the combustion chamber. Which Technician is correct?

D. Neither Technicians A NOR B

10. What part should be removed to test cylinder compression on a diesel engine?

D. A glow plug


Related Questions

13. The members installed vertically over and under a window opening are called
studs.
a. Cripple
b. Valley
C. Ridge

Answers

Explanation:

Cripples are vertical framing members that support a sill or saddle.

They are installed at points where a common stud would have stood if not for the window opening.

Cripples provide support for the window and the sill it rests on.

According to the rules of dimension how should written notes appear

Answers

Explanation:

Leaders for notes should be straight, not curved, and point to the center of circular  views of holes wherever possible. Leaders should slope at 45°, 30° or 60° with  horizontal but may be made at any convenient angle except vertical or horizontal.

7. In Fleming's left hand rule what do the
following represent:

First finger:
Second finger:
Thumb:

Answers

Answer: See explanation

Explanation:

Fleming’s Left-Hand Rule is simply used to know a conductor's direction of force in an electric motor in a scenario where the direction of the magnetic field and the current are already known.

In Fleming's left hand rule, the following are represented:

First finger: This represents the direction of the magnetic field.

Second finger: This represents the direction of the current.

Thumb: This represents the direction of the motion that is acting on the conductor.

Other Questions
On June 1, 2021, Emmet Property Management entered into a 2-year contract to oversee leasing and maintenance for an apartment building. The contract starts on July 1, 2021. Under the terms of the contract, Emmet will be paid a fixed fee of $54,000 per year and will receive an additional 10% of the fixed fee at the end of each year provided that building occupancy exceeds 80%. Emmet estimates a 20% chance it will exceed the occupancy threshold, and concludes the revenue recognition over time is appropriate for this contract. Assume Emmet estimates variable consideration as the most likely amount. How much revenue should Emmet recognize on this contract in 2021? Multiple Choice $27,540 $54,000 $30,750 $27,000 What best describes the way king Leopold the second and little Belgium governed the Congo free state An example of two organisms livingtogether is...A. a bird gliding on wind currents.B. a flower opening in the morning.C. a dandelion growing in your lawn. Find the coefficient of correlation between and X and Y if covariance between X and Y is 15 and the variance of X and Y are respectively 10 and 25 PLEASE HELP ASAP THANK U!!!! What does 444 mean, i have and idea but need comfirmation 5 poinWhat do we call an interest-bearing account at a bank that pays a higherinterest rate than a regular savings account? *Checking AccountStocksMoney marketNone of the abovePLEASEEE How did the Napoleonic Code decrease freedom of speech and press? PLEASE HELP ME !!!! I need help Mr. Davis is riding his bike at a speed of 5 meters per second for 3600 seconds how far did he ride? Help! Answer asap please Energy conversion in which sunlight, water and carbon dioxide is converted into oxygenand glucose. PLEASE HELP ASAP WILL GIVE BRAINLEIST If you have 54/4 how does it equal 13.5 When you are eating lunch in the school cafeteria, what stimuli do each of your fivesenses pick up? Which detail from the biography helps the reader understand Antin's interest in education? A.) "Mary Antin (1881-1949), immigration rights activist" B.) "came to the United States during the third great wave" C.) "new arrivals were largely from eastern and southern Europe" D.) "rose out of it through education and . . . attended Columbia University" Which table of ordered pairs represents a proportional relationship? PLEASE HELP MEEEE!!!!!!20 POINTS I THINK Please help!!! Thank you!!! Divide the polynomials.25 points!!!!! right answer get's brainliest If you push an 5 N object 2 m and then push a 10 N object 2 m. Which is TRUE?You do the same amount of work.You do more work when you move the 10 N object.You are more powerful when you move the 5 N objectO You use the same amount of force.