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19 Questions

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Engine Ops | Equipment

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Questions and Answers

What is the GPM rating of the RAM XD?

350 GPM

550 GPM

500 GPM (correct)

250 GPM

What is the purpose of using an indirect attack?

To conduct electricity

To achieve long stream reach

To cool the environment using converted water steam (correct)

To apply water directly to the fire

What is the maximum pressure at which the RAM XD should operate?

100 psi

150 psi (correct)

250 psi

200 psi

What feature does the RAM XD have to stabilize itself?

Aluminum forged legs Signup and view all the answers

What is the maximum nozzle pressure for the MQA?

$115 psi Signup and view all the answers

What is the purpose of a direct attack?

To extinguish the fire using water, steam, and thermal disruption Signup and view all the answers

What is the total friction loss within the RAM when flowed at 500 GPM?

$6 lbs$ Signup and view all the answers

At what flow rate does the hydraulic safety system of the RAM XD become active?

350 GPM Signup and view all the answers

What is the range of travel left and right from center for the RAM XD tip?

$20$ degrees Signup and view all the answers

What is the maximum nozzle pressure for the triple stacked tips of the MQA?

$55 psi$ Signup and view all the answers

What is the purpose of extending hose lines from the MQA after initial knockdown?

For cleaning up and extinguishing hot spots Signup and view all the answers

What is the advantage of using a piercing nozzle for extinguishing confined space fires?

It limits structural damage due to a small opening Signup and view all the answers

What is a disadvantage of using a piercing nozzle for extinguishing confined space fires?

It may hit hidden electrical or gas services within the structure Signup and view all the answers

What is the primary use of a Mercury Quick Attack (MQA) nozzle?

Extinguishing dumpster fires Signup and view all the answers

What is the main advantage of the Elkhart Brass Model piercing nozzle?

Covers a wide diameter area when flowing Signup and view all the answers

What is a potential disadvantage of using the Elkhart Brass Model piercing nozzle?

Limited reach Signup and view all the answers

What is the purpose of the active safety system built into the R.A.M. piercing nozzle?

To stabilize itself during operation Signup and view all the answers

What is the significance of the replaceable hardened steel tip in the 904K piercing nozzle?

Minimizes back pressure due to check mark piping Signup and view all the answers

What is the tactical consideration when using the MQA piercing nozzle?

Attaching a short section of hose and a shut-off valve correctly Signup and view all the answers