FREE AND STUDY GAMES ABOUT AVMT 2208 EXAM

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FREE AND STUDY GAMES ABOUT AVMT 2208 EXAM

QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -86 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation Question 1: 27. How is the cabin pressure of a pressurized aircraft usually controlled?

Answer:

• By a pressure-sensitive switch that causes the pressurization pump to turn on or off as required

• By an automatic outflow valve that dumps all the pressure in excess of the amount for which it is set

Question 2: 64. When Refrigerant-12 is passed over an open flame, it

Answer:

• changes to methane gas.

• is broken down into its basic chemical elements.

• changes to phosgene gas.

Question 3: 76. What is the purpose of pressurizing the aircraft cabin?

Answer:

• To permit the aircraft to operate in thunderstorms.

• To allow aircraft systems to operate properly.

• To make human flight possible in the hostile environment of the upper atmosphere.

Question 4: 2. At which component in an air-cycle cooling system does air undergo a pressure and temperature drop?

Answer:

• Expansion turbine.

• Primary heat exchanger.

• Refrigeration bypass valve.

Question 5: 40. When servicing an air conditioning system that has lost all of its freon, it is necessary to

Answer:

• check oil and add as necessary, evacuate the system, relieve vacuum, and add freon.

• check oil and add as necessary, evacuate the system, and add freon.

• check oil and add as necessary, and add freon.

Question 6: 41. The primary function of the cabin pressurization system outflow valve is to

Answer:

• provide protection against overpressurization.

• maintain the desired cabin pressure.

• maintain the same cabin air pressure at all altitudes.

Question 7: 82. A contaminated oxygen system is normally purged with

Answer:

• oxygen.

• compressed air.

• nitrogen.

Question 8: 74. An aircraft oxygen bottle may be considered airworthy if it has been hydrostatically tested and identified

Answer:

• with the test date, DOT number, and serial number stamped on the cylinder near the neck.

• with the DOT number, serial number, and manufacturer stamped on the cylinder near the neck.

Question 9: 39. Which prevents a sudden loss of pressurization in the event that there is a loss of the pressurization source?

Answer:

• Firewall shutoff valve.

• Cabin pressure outflow valve.

• Delivery air duct check valve.

Question 10: 6. In the combustion heater, combustion air system, what prevents too much air from entering the heaters as air pressure increases?

Answer:

• Either a combustion air relief valve or a differential pressure regulator.

• Only a differential pressure regulator can be used.

• Only a combustion air relief valve can be used.

Question 11: 73. High-pressure cylinders containing oxygen for aviation use can be identified by their

Answer:

• yellow color and the words AVIATOR'S BREATHING OXYGEN stenciled in 1-inch white letters.

• green color and the words AVIATOR'S BREATHING OXYGEN stenciled in 1-inch white letters.

Question 12: 72. In a high-pressure oxygen system, if the pressure reducer fails, what prevents high-pressure oxygen from entering the system downstream?

Answer:

• Check valve.

• Pressure relief valve.

• Manifold control valve.

Question 13: 84. What may be used as a lubricant on oxygen system tapered pipe thread connections?

Answer:

• Silicone dielectric compound.

• Glycerine.

• Teflon tape.

Question 14: 38. The function of an expansion valve in a freon cooling system is to act as a metering device and to

Answer:

• reduce the pressure of the gaseous freon.

• increase the pressure of the liquid freon.

• reduce the pressure of the liquid freon.

Question 15: 69. In the diluter demand oxygen regulator, when does the demand valve operate?

Answer:

• When the diluter control is set at normal.

• When the user demands 100 percent oxygen.

• When the user breathes.

Question 16: 3. In a freon vapor-cycle cooling system, where is cooling air obtained for the condenser?

Answer:

• Turbine engine compressor.

• Ambient air.

• Pressurized cabin air.

Question 17: 5. Turbine engine air used for air conditioning and pressurization is generally called

Answer:

• compressed air.

• ram air.

• bleed air.