3-28. During flight, if the aircraft's lift force and weight force are equal and the thrust force is greater than the drag force, what will happen? 1. The aircraft will lose altitude and lose speed 2. The aircraft will lose altitude and gain speed 3. The aircraft will maintain its altitude and lose speed 4. The aircraft will maintain its altitude and gain speed 3-29. Which of the following forces counteracts for- ward motion of the aircraft? 1. Weight 2. Lift 3. Drag 4. Thrust 3-30. What axis is the pivot point about which an aircraft rolls? 1. Longitudinal 2. Lateral 3. Vertical 4. Horizontal 3-31. What movement of an aircraft is associated with roll? 1. The up and down movement of the wing tips 2. The left and right movement of the air- craft's nose 3. The up and down movement of the air- craft's nose 4. The fore and aft movement of the wings 3-32. What axes runs fore and aft through the length of the aircraft? 1. Longitudinal 2. Diagonal 3. Horizontal 4. Lateral 3-33. What axes is the pivot point about which an aircraft pitches? 1. Longitudinal 2. Lateral 3. Vertical 4. Horizontal 3-34. What movement of an aircraft is associated with pitch? 1. The up and down movement of the wing tips 2. The left and right movement of the air- craft's nose 3. The up and down movement of the air- craft's nose 4. The fore and aft movement of the wings 3-35. What axes runs from the left to the right (wing tip to wing tip) through the width of an aircraft? 1. Pitch 2. Longitudinal 3. Vertical 4. Diagonal 3-36. What axes is the pivot point about which an aircraft yaws? 1. Longitudinal 2. Lateral 3. Vertical 4. Horizontal 3-37. What axes runs from the top to the bottom of an aircraft? 1. Diagonal 2. Longitudinal 3. Lateral 4. Vertical 3-38. What movement of an aircraft is associated with yaw? 1. The up and down movement of the wing tips 2. The up and down movement of an air- craft's nose 3. The left and right movement of an air- craft's nose 4. The fore and aft movement of an aircraft's nose 3-39. What force is developed by the engine of an aircraft to provide motion? 1. Lift 2. Drag 3. Gravity 4. Thrust 3-11