9-13. What class of fire is the Twinned Agent Unit (TAU-2H) primarily designed to extinguish? 1. Class A 2. Class B 3. Class C 4. Class D 9-14. What propels the fire-extinguishing agents on the Twinned Agent Unit (TAU-2H)? 1. Carbon dioxide 2. Oxygen 3. Compressed air 4. Nitrogen 9-15. How many degrees of rotation is provided for the  superstructure  on  the  A/S32M-14  aircraft maintenance crane? 1. 180° 2. 270° 3. 360° 4. 375° 9-16. Which of the following activities is tasked with maintenance     of     forklifts     aboard     a     naval station? 1. Supply department 2. Base operations 3. Public works 4. AIMD 9-17. When operating the flight deck scrubber, how do you recover the solution and debris? 1. Rotating cylindrical brushes 2. Vacuum recovery system 3. Rear squeegee 4. Debris hopper 9-18. The   purpose   of   servicing   equipment   is   to provide  compressed  nitrogen  or  air,  electrical and hydraulic power, and air-conditioning for aircraft  functions  while  the  aircraft  is  on  the ground. 1. True 2. False 9-19. Which of the following electrical power plants is  designed  primarily  for  use  aboard  aircraft carriers? 1. MMG-1A 2. NC-8A 3. NC-2A 4. NC-10C 9-20. Which    of    the    following    mobile    or    trailer mounted electrical power plants deliver 115/200-volt, 3-phase, 400-hertz ac and 28 volts of dc power? 1. NC-2A 2. NC-8A 3. NC-10C 4. Each of the above 9-21. Which   of   the   following   types   of   motors   or engines propel the NC-8A? 1. Electric motor 2. Gasoline engine 3. Diesel engine 4. Hydraulic motor 9-22. Where are the ac and dc electrical cables stored on the NC-10C? 1. On two flaking hooks at the rear of the unit 2. Spring-loaded   reels   next   to   the   control panel 3. In    a    wire    mesh    cage    on    top    of    the removable cowling 4. Inside  a  hinged  door  compartment  at  the front of the unit 9-23. Which of the following mobile electric power plants is/are equipped with a tow bar for towing and steering? 1. NC-2A 2. NC-10C only 3. MMG-1A only 4. NC-10C and MMG-1A 9-24. What does the A/M47A-4 jet aircraft start unit provide for starting jet aircraft engines? 1. Fuel and compressed air 2. Hydraulic pressure and electrical power 3. Compressed air and electrical power 4. Fuel and hydraulic pressure 9-25. Which  of  the  following  hazards  is  associated with the operation of a gas turbine compressor (GTC)? 1. High   volume   air   pressure   and   extreme exhaust temperatures 2. Jet intake suction and high noise levels 3. Unqualified operators 4. Each of the above 9-26. What   aircraft   system   is   serviced   using   the A/M27T-5? 1. Pneumatic 2. Nitrogen 3. Hydraulic 4. Oxygen 9-22