1.

How can we say that the aircraft has initial tendency to return to its original equilibrium position after being disturbed?

A. If aircraft generates some restoring force or/and moment without any external help
B. If restoring force is not generated to oppose the disturbance
C. If lift is same as weight always
D. If thrust loading is always unity
Answer» B. If restoring force is not generated to oppose the disturbance


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