The lift (upward force due to air) generated by the wings and engines of an aircraft is

Choose Your Answer:

Apositive (upwards) while landing and negative (downwards) while taking off.

Bnegative (downwards) while landing and positive (upwards) while taking off.

Cnegative (downwards) while landing as well as while taking off.

Dpositive (upwards) while landing as well as while taking off.

Eduncle Best Answer
For the flying a aeroplane four types of forces act - weight, lift, drag and thrust. Lift (upward force) and thrust (forward push, provided by a propeller) get a plane into the ...
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