10-66. What, if anything, will occur if an aircraft nosewheel is turned beyond its limits while towing? 1. Structural damage will occur 2. The nosewheel tire will be damaged 3. The landing gear strut will collapse 4. Nothing, this is a common procedure 10-67. Why should you leave sufficient slack in the line when securing an aircraft with manila line? 1. To prevent damage to the tie-down points during wind gusts 2. To make it easier to untie the knots 3. To prevent structural damage to the wings 4. To allow for shrinkage that occurs when the line becomes wet 10-68. Multiengine aircraft are usually tied down at six points. 1. True 2. False 10-69. Which of the following helicopter hand signals is mandatory? 1. Wave-off only 2. Hold only 3. Wave-off and hold 4. Hover 10-70. What is the name of the director that is responsible  for  visually  signaling  to  the helicopter? 1. Landing signal enlisted (LSE) 2. Landing signal officer (LSO) 3. Signalman 4. Flight deck leading petty officer IN ANSWERING QUESTIONS 10-71 AND 10-72, REFER TO FIGURE 10-16 (SHEETS 1 THROUGH 11). 10-71. When the director gives the hand signal "Arms extended horizontally sideways, palms downward," which of the following signals is he/she giving? 1. Hover 2. Land 3. Move downward 4. Move upward 10-72. When the director gives the hand signal "A circular motion in horizontal plane with right hand above head," which of the following signals is he/she giving? 1. Lower wheels 2. Engage rotors 3. Clear for takeoff 4. Engine fire 10-73. Helicopters should NEVER be taxiied on the flight deck of a ship. 1. True 2. False 10-74. What color light is displayed from the flight deck rotary beacon that indicates the ship is ready for the pilot to engage rotors? 1. Red 2. Green 3. Amber 4. White 10-56