Exam (elaborations)
LLPSD - FF 1 Chapter 6 Questions and Answers 100% Solved
- Course
- Institution
LLPSD - FF 1 Chapter 6
[Show more]
Content preview
LLPSD - FF 1 Chapter 6What is the term for a rapid chemical process in which the combination of a substance
with oxygen produces heat and light?
a. Convection
b. Pyrolysis
c. Oxidation
d. Combustion - answerd. Combustion
Which situation is indicated when you open a door and the smoke exits through the top
half of the door and clean air enters through the bottom half?
a. Nonsurvivable conditions for occupants
b. An under-ventilated fire
c. Disturbance of thermal layering
d. The fire is on the same level as the door - answerd. The fire is on the same level as
the door
What is the term for temperature in a room reaching the point where all the combustible
contents of the room ignite?
a. Flashover
b. Autoignition
c. Rollover
d. Backdraft - answera. Flashover
When water is converted to steam, it occupies _____ space.
a. somewhat less
b. somewhat more
c. much more
d. about the same - answerc. much more
What is the process called when a material decomposes upon being exposed to heat in
the absence of oxygen?
a. Electrolysis
b. Oxidation
c. Vaporization
d. Pyrolysis - answerd. Pyrolysis
What is the term for the spontaneous ignition of hot gases at the upper level of a room?
a. Flashover
b. Flameover
c. Ghosting
d. Mushromming - answerb. Flameover
, The movement of heated gases in a fire is an example of which form of heat transfer?
a. Convection
b. Radiation
c. Conduction
d. Circulation - answera. Convection
Which geometric figure is used to represent the four elements required for a self-
sustaining fire?
a. Square
b. Pyramid
c. Tetrahedron
d. Polygon - answerc. Tehtrahedron
What is the term for the process in which oxygen combines chemically with another
substance to create a new compound?
a. Pyrolysis
b. Oxidation
c. Combustion
d. Electrolysis - answerb. Oxidation
A Class C fire involves ______.
a. a flammable liquid or gas
b. energized electrical equipment
c. a combustible metal
d. cooking material - answerb. energized electrical equipment
What is the percentage of oxygen normally found in air?
a. 17.7 %
b. 21 %
c. 18 %
d. 19.5 % - answerb. 21 %
Which state must a fuel be in for combustion to take place?
a. Solid, liquid, or vapor
b. Vapor
c. Solid
d. Liquid - answerb. Vapor
Turbulent smoke is an indication of impending _______.
a. mushromming
b. flashover
c. self-ventilation
d. stratification - answerb. flashover
Matter exists in ____ states.
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 julianah420. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $15.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
67163 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now