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PPL GROUND SCHOOL EXAM 2025 QUESTIONS AND ANSWERS Monoplane vs. Biplane - ....ANSWER ...-monoplane is more modern w only one set of wings while the biplane has two sets of wings stacked on top of each other Airfoils - ....ANSWER ...-the wings of a plane; can be attached to top bottom or middle Spar - ....ANSWER ...-holds the wing together Ribs - ....ANSWER ...-Holds the shape of the airfoil within the wing. Ailerons - ....ANSWER ...-outer most part of the wing, makes the plane ROLL right or left Empenage - ....ANSWER ...-The whole tail unit at the extreme rear of the fuselage Power Plant - ....ANSWER ...-Front of the plane which includes the engine, propeller and cowling Cowling - ....ANSWER ...-Covers and cools the airplane engine Fuselage - ....ANSWER ...-core of the airplane that everything is attached to. Bulkhead - ....ANSWER ...-dividing wall in the airplanes body the holds the shape of the fuselage ....FOR STUDY PURPOSES...©️2025 ALL RIGHTS RESERVED... 1