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Which of the following are not heavy lift devices?

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in Aircraft Performance by (558k points)
Which of the following are not heavy lift devices?

(a) full span flaps

(b) drooped ailerons

(c) passive boundary layer control systems

(d) elevator

The question was posed to me in a national level competition.

This interesting question is from Types of Take-off and Landing topic in section Take-off and Landing Performance of Aircraft Performance

1 Answer

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Best answer
The correct option is (d) elevator

The explanation: High lift devices can be used to increase the maximum lift coefficient of an aircraft and reduce the lift off speed. The heavy lift devices include full span flaps, drooped ailerons and passive boundary layer control systems.

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