1-50. During  a  changeout,  where  should  the special  support  equipment  (SSE) containers  be  placed? 1. Within reach of the crane 2. Out of the normally traveled area 3. In the main engine room (MER) 4. On the main deck of the tender 1-51. When should the replacement engine containers  be  brought  to  the  site? 1. After the old engine has been removed 2. After  supply  has  inventoried  the containers 3. As the new engine is needed 4. As soon as possible 1-52. The completed MGTE log book should be shipped to the repair activity in what  manner? 1. Returned  with  the  technical representative 2. Returned with the container 3. Sent  by  registered  mail 4. Sent by normal mail 1-53. When returning containers, you should use what inert gas to pressurize the shipment container? 1. Argon 2. Halon 3. Nitrogen 4. Helium 1-54. During the engine changeout, when should crane services be used for other  purposes? 1. After  placement  of  the  SSE  vans 2. Just  prior  to  engine  removal 3. During  meal  hours 4. After completion of the changeout 1-55. Improperly  aligned  horizontal  rail flanges may result in damage to which of the following components? 1. Compressor   blading 2. Flexible   coupling 3. C-sump  air  seal 4. Aerodynamic coupling 1-56. Dry trunnion bearings should be lubricated  with  which  of  the following   lubricants? 1-57. What form of damage is the greatest threat  to  gas  turbine  and  support equipment? 1. DOD 2. FOD 3. Corrosion 4. Overheating 1-58. When dissimilar metals come in contact  with  a  conductor,  which  of the  following  types  of  metal deterioration  takes  place? 1. Rust erosion 2. Etching erosion 3. Chemical   corrosion 4. Electrochemical corrosion 1-59. A reddish-colored oxide usually forms on which of the following metals? 1. Steel 2. Aluminum 3. Chromium 4. Magnesium 1-60. A white-gray powdery deposit can usually be found on which of the following  metals? 1. Steel 2. Aluminum 3. Magnesium 4. Magnetite 1-61. Active corrosion on copper alloys is indicated  by  which  of  the  following conditions? 1. A verdigris formation 2. A white-gray powder formation 3. A gray-green patina formation 4. A copper-oxide crust formation 1-62. Cadmium  and  zinc  coatings  provide which of the following types of protection  for  the  base  metal? 1. Sealant 2. Chemical 3. Electrical 4. Sacrificial Learning  Objective: Identify  the procedures for inspecting and maintaining propulsion systems and power  train  equipment. 1. 2190 VSI 2. 23699 3. WD-40 4. MLG-G-10924 5