? ?
B．in a turn in the apposite direction C．straight and level
正确答案：C
(34)When making a landing over darkened or featureless terrain such as water or snow, a pilot should be aware of the possibility of illusion the approach may appear to be too
? ? ?
A．shallow B．high C．low
正确答案：B
(35)The most effective way to deal with an episode of disorientation in flight is to
?
A．keep a constant look-out for glimpses of the natural horizon outside
? ?
B．rely absolutely on the aircraft instrument C．keep the control column central and maintain a constant power
正确答案：B
(36)The perception of color is a function of the
?
A．cones on the retina and is diminished in dim ambient lighting
?
B．rods on the retina and is diminished in dim ambient lighting
?
C．cones on the retina and is diminished in bright lighting conditions
正确答案：A
(37)Greyout generally occurs at
? ?
A．+3G B．+2.5G
?
C．+4.5G
正确答案：A
(38)The proprioceptive system generates sensation from
? ? ?
A．the semicircular canals
B．the skeletal muscles, joints and tendons C．the otolith
正确答案：B
(39)Which organic of the body sense(s) acceleration?
? ? ?
A．The vestibular apparatus. B．The eustachian tabe. C．The tympanic membrane.
正确答案：A
(40)The somatogravic illusion falsely identifying a level acceleration as a steep climb, is most likely to be encountered
?
A．during a go-around in a high performance aircraft when flying visually
?
B．during and just after take-off in a high performance aircraft on a dark night
?
C．during an approach to a poorly lit runway on a dark night
正确答案：B
(41)The static organ is responsible for the perception of linear acceleration. The statement is
? ? ?
A．right B．wrong
正确答案：A
(42)What illusion, if any, can rain on the windscreen create?
? ? ?
A．Does not cause illusions. B．Lower than actual. C．Higher than actual.
正确答案：C
(43)Which of the following organs mediates the sense of balance?
? ? ?
A．Eustachian tube B．The cochlea
C．The semicircular canals
正确答案：C
(44)Which of the following is the most likely cause of disorientation?
?
A．A change in the information coming from the inner ear.