Engineer practice test (ifsta) Questions With 100% Correct Answers
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Course
Engineer practice
Institution
Engineer Practice
The following questions are from the sta aerialand pumping apparatus books. Water adds weight to the structure at the rate of —-per minute for every ——contribute to the collapse of a structure - ACCURATE ANSWER-Ton
250 gpm
For ladder pipe use, elevate the ladder to——degrees, and use�...
Engineer practice test (ifsta) Questions With 100% Correct Answers
The following questions are from the sta aerialand pumping apparatus books. Water adds weight to the structure at the rate of —-per minute for every ——contribute to the collapse of a structure - ACCURATE ANSWER-Ton 250 gpm
For ladder pipe use, elevate the ladder to——degrees, and use—-percent extended length. - ACCURATE ANSWER-75
80
When using an elevating platform for ventilation, the bottom of the platform should be positioned——or extened ——over the edge. - ACCURATE ANSWER-Even with Slightly
Protection from convected fire spread can be accomplished by placing large———into the thermal column. - ACCURATE ANSWER-Fog streams
5. Exposure protection is best accomplished by placing water—-the exposed structure - ACCURATE ANSWER-Directly on
In the unsupported position place the tip —- to —- incjes above the target. - ACCURATE ANSWER-4-6
the tip Some of the most common uses for an aerial device are rescue, exposure protection, ventilation, and——- - ACCURATE ANSWER-Elevated fire attack
—— loads impose great stresses on the aerial device. Do jump into the platform from above. - ACCURATE ANSWER-Dynamic. Also known as shock loading. When subjected to extreme cold temperatures the device should be operated in a manner that minimizes or eliminates the —— loading to its structural members - ACCURATE ANSWER-Shock
What should you do to the waterways before any movemnt of the aerial device? - ACCURATE ANSWER-Drain
Most manufacturers do not recomend that their aerial device be used in the supported position, therefore, position the aerial device about —- to —- inches above the surface of the objective. - ACCURATE ANSWER-4 to 6
Raising of the awrial device is actually a series of motions. What is the correct series of motions? - ACCURATE ANSWER-Elevate Rotate
Extend
Lower
Moderate to high winds impose a ——- load on the aerial debice and may reduce the overall stability. - ACCURATE ANSWER-Dynamic
The stabilizer pads supplied with the apparatus are to be used when? - ACCURATE ANSWER-Whenever the system is deployed
——- extensions at —— angkes place the maximum amount of stress on an aerial device, and can reduce the load carrying capacity of the device. - ACCURATE ANSWER-Long Low
What is the most common type of foam proportioner used in the fire service? - ACCURATE ANSWER-Inline eductor
What is the mixture of foam concentrate and water BEFORE the introduction of air called? - ACCURATE ANSWER-Foam solution
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