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ASSIGNMENT 12-Cont. - 14014_352
ASSIGNMENT 12-Cont. - 14014_354

Airman - Aviation theories and other practices
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12-26. How much heat protection is lost when the gold-coated  facepiece  on  the  aluminized proximity suit becomes worn, scratched, or marred? 1. 25 % 2. 40 % 3. 65 % 4. 90 % 12-27. The Oshkosh T-3000 crash and fire-fighting truck has a water and AFFF capacity of what total number of gallons? 1. 1,000 gallons of water and 220 gallons of AFFF 2. 2,000 gallons of water and 310 gallons of AFFF 3. 3,000 gallons of water and 420 gallons of AFFF 4. 4,000 gallons of water and 510 gallons of AFFF 12-28. Where is the water and AFFF mixed on the P-4A  aircraft  fire-fighting  vehicle  before discharge? 1. Mixed in venturi inductors 2. It is premixed in the holding tank 3. Mixed by the variable-stream roof turret 4. Mixed by the AFFF concentrate centrifugal pumps 12-29. The P-4A aircraft fire-fighting vehicle comes equipped with what total number of 30-pound PKP dry-chemical fire extinguishers? 1. Two 2. Five 3. Four 4. Three 12-30. What fire extinguishing agents are carried on the P-19 fire-fighting truck? 1. PKP, water, and CO2 2. Water, foam, and Halon 1211 3. Halon 1211, PKP, and water 4. CO2, Halon 1211, and foam 12-31. Which of the following aircraft fire-fighting vehicles are used aboard ship? 1. P-4A 2. P-19 3. P-25 4. T-3000 12-32. How are the brakes engaged on the P-25 shipboard fire-fighting vehicle? 1. Depress the clutch pedal 2. Release the accelerator 3. Apply the hydraulic cylinder lever 4. Disengage the transmission 12-33. The twinned agent unit (TAU-2H) is primarily designed for extinguishing what class of fires? 1. Class A 2. Class B 3. Class C 4. Class D 12-34. The Halon nozzle on the twinned agent unit (TAU-2H) is equipped with what type of tip? 1. High-velocity tip 2. Aspirating tip 3. Duel orifice tip 4. Low-reaction discharge tip 12-35. For what reason is JP-4 jet fuel prohibited aboard Navy ships? 1. Because of its flash point 2. It cannot be mixed with other fuels 3. It contaminates the ships fuel systems 4. A fuel fire is difficult to extinguish 12-36. What is the calculated rate of flame spread for aviation gasoline (AVGAS) and JP-4 jet fuel? 1. 100 to 300 feet per minute 2. 200 to 400 feet per minute 3. 700 to 800 feet per minute 4. 500 to 900 feet per minute 12-37. What is the lowest flash point of aircraft fuels that is considered safe for use aboard naval vessels? 1. 80°F 2. 110°F 3. 120°F 4. 140°F 12-38. The top portion of the fuel tank is more void of liquid than any other section of the tank. In the event of an explosion, the liquid itself provides a restraining cushion, which will direct the explosive force in what direction? 1. Upward 2. Downward 3. Horizontally 4. Diagonally 12-25







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