Main-plane dihedral occurs whenQuestion 17Select one:a.The wing tips are positioned higher than the wing rootsb.The wing tips are positioned lower than the wing rootsc.The main-planes are cranked to form a "gull wing"d.The angle of incidence of the wings is greater than that of the tail-plane

An aeroplane designed with its wing roots above its wing-tips is said to haveQuestion 2Select one:a.Anhedralb.A low aspect ratioc.A high aspect ratiod.Dihedral

When a particular aeroplane is viewed in plan (from above), the leading edge of the wing forms an acute angle with a line perpendicular to the longitudinal axis this is known asQuestion 13Select one:a.The angle of incidenceb.The angle of attackc.Sweepbackd.Dihedral

Anhedral is a design feature that promotesQuestion 1Select one:a.Reduction in wing tip vorticesb.An increase in directional Stabilityc.An increase in lateral stabilityd.A decrease in lateral stability

Identify the 3 major anatomical planes

explain basic construction members of an aircraft wing