Fuel Diesel UPDATED Exam Questions and CORRECT Answers
2 views 0 purchase
Course
Fuel Diesel
Institution
Fuel Diesel
Fuel Diesel UPDATED Exam Questions
and CORRECT Answers
What is the lowest CN value that any #1D or #2D fuel formulated for highway use can be
legally sold at? - Correct Answer- 40
A disadvantage to biodiesel use is the increase in ____________. - Correct Answer- oxides of
nitrogen
Which of...
Fuel Diesel UPDATED Exam Questions
and CORRECT Answers
What is the lowest CN value that any #1D or #2D fuel formulated for highway use can be
legally sold at? - Correct Answer- 40
A disadvantage to biodiesel use is the increase in ____________. - Correct Answer- oxides of
nitrogen
Which of the following components would be more likely to fail if LS (Low Sulfur) fuel were
used instead of a ULS (Ultra Low Sulfur) fuel in a highway diesel engine manufactured after
2007? - Correct Answer- Diesel particulate filter (DPF)
A fuel with a high ignition temperature will ____________. - Correct Answer- combust later
Which fuel has the highest btu output by volume? - Correct Answer- 2-D ULSD
Oxidized diesel fuel will take on a _________ color. - Correct Answer- darker
"Fuel gelling" is also known as ____________. - Correct Answer- pour point
Current diesel fuel formulated for on-highway use and classified as Ultra Low Sulfur (ULS)
is required to have what maximum sulfur content? - Correct Answer- 0.0015%
Which of the following diesel fuels is most commonly used to fuel highway trucks in North
America? - Correct Answer- 2D clear
Biodiesel advantages include a ____________. - Correct Answer- decrease in carbon dioxide
Which fuel, based on cetane number, will combust sooner? - Correct Answer- 45
, Which of the following terms describes the tendency of a liquid to vaporize? - Correct
Answer- volatility
Fat and waxes present in diesel fuel provide good __________. - Correct Answer- .
lubricity
Which of the following terms is used to describe the anti-knock ability of a gasoline? -
Correct Answer- octane rating
The insignificant ___________ of diesel fuel excludes it from evaporative emission
strategies. - Correct Answer- volatility
Mixing alcohol with diesel fuel will ____________. - Correct Answer- absorb and suspend
water
Disadvantages to biodiesel use include ____________. - Correct Answer- A. poor
infrastructure for distribution
B. filter plugging
C. high manufacturing costs
Diesel fuel additives may include but are not limited to ____________. - Correct Answer- A.
Cetane booster
B. Biocides
C. De foamers
What is the grade number set by the ASTM for warm climate diesel fuel? - Correct Answer-
2D
Which of the following values is used to measure the heat energy in a fuel? - Correct Answer-
BTU
A vacuum valve in a fuel cap lets __________. - Correct Answer- air in
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller MGRADES. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.49. You're not tied to anything after your purchase.
