LLPSD - FFI Chapter 15 Questions With Solutions 100% Solved
7 views 0 purchase
Course
LLPSD
Institution
LLPSD
LLPSD - FFI Chapter 15 Questions With
Solutions 100% Solved
What is the sudden, explosive ignition of fire gases that occurs when oxygen is introduced into a
superheated space?
a. mushrooming
b. rollover
c. backdraft
d. flashover c. backdraft
When ventilating the basement, where is the pr...
LLPSD - FFI Chapter 15 Questions With
Solutions 100% Solved
What is the sudden, explosive ignition of fire gases that occurs when oxygen is introduced into a
superheated space?
a. mushrooming
b. rollover
c. backdraft
d. flashover c. backdraft
When ventilating the basement, where is the preferred location to ventilate?
a. the point farthest away from the entrance used by the fire attack crew
b. any preexisting opening
c. the most accessible location
d. the stairway from the upper level a. the point farthest away from the entrance used by
the fire attack crew
What is correct procedure when cutting a ventilation opening in a roof?
a. use preexisting openings only when there is no alternative
b. rock the saw over, rather than through, structural supports
, LLPSD - FFI Chapter 15 Questions With
Solutions 100% Solved
c. several small holes distributed over the fire are better than one large hole
d. return the saw to idle before withdrawing it from a cut b. rock the saw, rather than
through, structural supports
What is the minimum measurement for a ventilation opening cut in a roof?
a. 5 ft by 5 ft
b. 6 ft by 6 ft
c. 6ft by 8 ft
d. 4ft by 4 ft d. 4ft by 4 ft
Which statement summarizes the overall effect of negative-pressure ventilation?
a. it releases the contaminated atmosphere
b. it pulls smoke out
c. it displaces the contaminated atmosphere
d. it pushes smoke out b. it pulls smoke out
Which hazard is of particular concern in a basement fire?
, LLPSD - FFI Chapter 15 Questions With
Solutions 100% Solved
a. storage of flammable/hazardous materials
b. smoke and heat venting up the stairs toward fire fighters
c. excessive property damage from cutting interior vent holes
d. an air-tight compartment prone to backdraft b. smoke and heat venting up the stairs
toward fire fighters
Which type of ventilation uses openings in roofs or floors so that heat and smoke can escape the
structure in an upward direction?
a. mechanical
b. negative pressure
c. horizontal
d. vertical d. vertical
Which action should be avoided when performing horizontal ventilation?
a. initiating a fire attack prior to ventilation
b. use of fans or blowers
c. use on a windy day
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 UpperClass. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $18.99. You're not tied to anything after your purchase.
