The purpose of a sequence valve in a hydraulic retractable landing gear system is to
A: prevent heavy landing gear from falling too rapidly upon extension.
B: provide a means of disconnecting the normal source of hydraulic power and connecting the emergency source of power.
C: ensure operation of the landing gear and gear doors in the proper order.
32 (8340): When servicing an air/oil shock strut with MIL-5606 the strut should be
A: collapsed and fluid added at the filler opening.
B: fully extended and fluid added at the filler opening.
C: partially extended and fluid added at the filler opening.
33 (8348): Extension of an oleo shock strut is measured to determine the
A: amount of oil in the strut.
B: physical condition of the strut itself.
C: proper operating position of the strut.