With increasing altitude, the power of a carburettor engine...4
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What is the reason for a puddle of water below the helicopter after a flight in summer?4
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The droop stop...4
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Which rotor blade material enables the construction of hingeless rotor heads?4
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What allows the removal of drag hinges in semi-rigid rotor systems?4
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What is the advantage of a hingeless rotor?4
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The advance angle is the angle between the...4
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What kind of helicopter needs a tail rotor?4
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What is the advantage of a pushing tail rotor over a pulling tail rotor?4
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Why is the main rotor gearbox a limiting factor in most piston-driven helicopters?4
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