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Instrument Written Exam > Aerodynamics and Aircraft > Flashcards

Aerodynamics and Aircraft Flashcards

1
Q

You are planning an IFR flight and need to verify the VOR equipment operational check was accomplished within the preceding

A

30 days

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2
Q

What is the maximum allowable tolerance between the two indicators of a dual VOR system when making a VOR check?

A

4 deg between the two indicated bearings of the VORs when tuned to the same ground VOR facility.

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3
Q

If while in level flight, it becomes necessary to use an alternate source of static pressure vented inside the airplane, which of the following variations in instrument indications should the pilot expect?

A

The altimeter will read higher than normal, airspeed greater than normal, and the VSI will momentarily show a climb.

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4
Q

What should be the indication on the magnetic compass as you roll into a standard-rate turn to the right from an easterly heading in the northern hemisphere?

A

The compass will indicate the approximate correct magnetic heading if the roll in the turn is smooth.

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5
Q

What should the indication on the magnetic compass as you roll into a standard rate turn to the right from a south heading in the northern hemisphere?

A

The compass will indicate a turn to the right, but at a faster rate than is actually occurring.

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6
Q

What should be the indication on the magnetic compass when you roll into a standard rate turn to the left from a south heading in the northern hemisphere?

A

The compass will indicate a turn to the left, but a faster rate than is actually occuring.

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7
Q

What should be the indication on the magnetic compass as you roll into a standard rate turn to the right from a westerly heading in the northern hemisphere.

A

The compass will indicate the approximate correct magnetic heading if the roll into the turn is smooth.

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8
Q

As you roll into a standard rate turn from a northerly heading in the northern hemisphere, the magnetic compass will

A

initially indicates a turn to the left

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9
Q

What should be the indication on the magnetic compass as you roll into a standard rate turn to the left from a west heading in the northern hemisphere?

A

The compass will indicate the approximate correct magnetic heading if the roll into the turn is smooth.

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10
Q

What should be the indication on the magnetic compass as you roll into a standard rate turn to the left from a north heading in the northern hemisphere?

A

The compass will initially indicate a turn to the right.

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11
Q

What is the relationship between centrifugal force and the horizontal lift component in a coordinated turn?

A

Horizontal lift and centrifugal force are equal.

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12
Q

During a skidding turn to the right, what is the relationship between the component of lift, centrifugal force, and load factor?

A

Centrifugal force is greater than horizontal lift and the load factor is increased.

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13
Q

What force causes an airplane to turn?

A

Horizontal lift component

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14
Q

Which instrument indicates the quality of a turn?

A

Ball of the turn coordinator

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15
Q

During a constant bank level turn, what effect would an increase in airspeed have on the rate and radius of turn?

A

Rate of turn would decrease, and radius of turn would increase

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16
Q

Conditions that determine the pitch attitude required to maintain level flight are

A

airspeed, air density, wing design, and angle of attack

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17
Q

Rate of turn can be increased and radius of turn decreased by

A

decreasing airspeed and increasing the bank

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18
Q

The primary reason the angle of attack must be increased, to maintain a constant altitude during a coordinated turn, is because the

A

vertical component of lift has decreased as the result of the bank

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19
Q

On descent your static ports ice over. What will be the indication on your VSI?

A

VSI will indicate zero regardless of actual descent rate.

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20
Q

During flight, if the pitot tube becomes clogged with ice, which of the following instruments would be affected?

A

The airspeed indicator only

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21
Q

At an altitude of 6,500 feet MSL, the current altimeter setting is 30.42 Hg. The pressure altitude would be approximately

A

6,000 feet

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22
Q

If the outside air temperature increases during a flight at constant power and at a constant indicated altitude, the true airspeed will

A

increase and true altitude will increase

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23
Q

What should be the indication on the magnetic compass as you roll into a standard rate turn to the left from an east heading in the northern hemisphere?

A

The compass will indicate the approximate correct magnetic heading if the roll into the turn is smooth

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24
Q

What indications are displayed by the miniature aircraft of a turn coordinator?

A

Rate of roll and rate of turn

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25
Q

During normal operation of a vacuum driven attitude indicator, what attitude indication should you see when rolling out from a 180 deg skidding turn to straight and level coordinated flight?

A

The miniature aircraft shows a turn in the direction opposite the skid.

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26
Q

During normal coordinated turns, what error due to precession should you observe when rolling out to straight and level flight from a 180 degree steep turn to the right?

A

The miniature aircraft would show a slight turn indication to the left.

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27
Q

What information does a Mach meter present?

A

The ratio of aircraft true airspeed to the speed of sound.

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28
Q

Errors in both pitch and bank indication on an altitude indicator are usually at a maximum as the aircraft rollos out of a

A

180 degree turn

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29
Q

If a 180 degree steep turn is made to the right and the aircraft is rolled out to straight and level flight by visual references, the attitude indicator

A

may show a slight climb and turn

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30
Q

One characteristic that a properly functioning gyro depends upon for operation is the

A

resistance to deflection of the spinning wheel or disc

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31
Q

How should you preflight check the altimeter prior to an IFR flight?

A

Set the altimeter to the current altimeter setting. The indication should be within 75 feet of the surveyed airport elevation.

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32
Q

(Refer to figure 144) What changes in control displacement should be made so that 2 would result in a coordinated standard rate turn?

A

Increase left rudder and increase rate of turn

33
Q

(Refer to figure 144) Which illustration indicates a coordinated turn?

A

3

34
Q

(Refer to figure 144) Which illustration indicates a skidding turn?

A

1

35
Q

(Refer to figure 144) What changes in control displacement should be made so that 1 would result in a coordinated standard rate turn?

A

Increase right rudder and increase rate of turn

36
Q

(Refer to figure 144) Which illustration indicates a slipping turn?

A

2

37
Q

When airspeed is decreased in a turn, what must be done to maintain level flight?

A

Decrease the angle of bank and/or increase the angle of attack

38
Q

When airspeed is increased in a turn, what must be done to maintain a constant altitude?

A

Increase the angle of bank and/or decrease the pitch altitude

39
Q

The primary reason the pitch attitude must be increased, to maintain a constant altitude during a coordinated turn, is because the

A

vertical component of lift has decreased as the result of the bank

40
Q

When checking the sensitivity of a VOR receiver, the number of degrees in course change as the OBS is rotated to move the CDI from center to the last dot on either side should be between

A

10 degrees and 12 degrees

41
Q

If, while in level flight, it becomes necessary to use an alternate source of static pressure vented inside the airplane, which of the following should the pilot expect?

A

The vertical speed to momentarily show a climb

42
Q

(Refer to figure 76) Which indication would be an acceptable accuracy check of both VOR receivers when the aircraft is located on the VOR receiver checkpoint at the Helena Regional Airport?

A

C

43
Q

What is the maximum tolerance allowed for an operational VOR equipment check when using a VOT?

A

Plus or minus 4 degree

44
Q

When using VOT to make a VOR receiver check, the CDI should be centered and the OBS should indicate that the aircraft is on the

A

360 radial

45
Q

How should the pilot make a VOR receiver check when the aircraft is located on the designated checkpoint on the airport surface?

A

Set the OBS on the designated radial. The CDI must center within plus or minus 4 degree of that radial with a FROM indication

46
Q

When the CDI needle is centered during an airborne VOR check, the omni-bearing selector and the OBS indicator should read

A

within 6 degree of the selected radial

47
Q

(Refer to figure 81) When checking a dual VOR system by use of a VOT, which illustration indicates the VOR’s are satisfactory?

A

1

48
Q

While airborne, what is the maximum permissible variation between the two indicated bearings when checking one VOR system against the other?

A

4 degree between the two indicated bearings to a VOR

49
Q

(Refer to figure 82) Which is an acceptable range of accuracy when performing an operational check of dual VOR’s using one system against the other?

A

4

50
Q

Where can teh VOT frequency for a particular airport be found?

A

Only in the chart supplement

51
Q

When using a VOR test facility (VOT) to test a dual VOR system, which indication is acceptable?

A

176 degree TO and 003 degree FROM, respectively

52
Q

In which publication can the VOR receiver ground checkpoint(s) for a particular airport be found?

A

Chart supplement

53
Q

Which is the maximum tolerance for the VOR indication when the CDI is centered and the aircraft is directly over the airborne checkpoint?

A

Plus or minus 6 degree of the designated radial

54
Q

What wind condition prolongs the hazards of wake turbulence on a landing runway for the longest period of time?

A

Light quartering tailwind

55
Q

Wake turbulence is near maximum behind a jet transport after takeoff because

A

of the high angle of attack and high gross weight

56
Q

What effect would a light crosswind of approximately 7 knots have on vortex behavior?

A

The upwind vortex would tend to remain over the runway

57
Q

When landing behind a large jet aircraft, at which point on the runway should you plan to land?

A

Beyond the jet’s touchdown point

58
Q

If both the ram air input and drain hole of the pitot system are blocked, what airspeed indication can be expected if large power changes are made?

A

Remain constant in level flight even during power changes

59
Q

While in a climb, the ram air input and drain hole of the pitot system are blocked. What reaction should you observe?

A

No change until an actual climb rate is established, the indicated airspeed will increase.

60
Q

What indication should a pilot observe if an airspeed indicator ram air input and drain hole are blocked?

A

The airspeed indicator will react as an altimeter

61
Q

Under what conditions is hydroplaning most likely to occur?

A

During conditions of standing water, slush, high speed, and smooth runway texture

62
Q

What does the miniature aircraft of the turn coordinator display?

A

The indicator first shows the rate of banking and once stabilized, the turn rate

63
Q

In a left turn, correct control coordination is indicated by

A

the ball of the turn coordinator in the center

64
Q

During normal flight with a vacuum driven attitude indicator, control pressures normally should not move the horizon bar more than

A

one half bar width with not more than an additional one half bar width for normal flight deviations

65
Q

Which system has malfunctioned if your heading indicator is not moving?

A

Vacuum system or electrical power

66
Q

(Refer to figure 149) A system which transmits information to the instruments has malfunctioned. Which instruments can you use to determine which system has failed?

A

Magnetic compass and vacuum pressure gauge

67
Q

As you roll into standard rate turn to the left from a southerly heading in the northern hemisphere, what should be the indication on the magnetic compass?

A

The compass will indicate a large turn to an easterly heading ahead of the aircraft’s heading

68
Q

The loss of an alternator or generator in an aircraft equipped with all electronic (often called glass) flight displays is considered to be

A

an emergency

69
Q

If the air data computer (ADC) is malfunctioning, which information becomes unreliable?

A

PFD airspeed, altitude, and vertical speed become unreliable

70
Q

The instruments for pitch are

A

attitude indicator, airspeed indicator, and VSI

71
Q

When landing on a wet, smooth runway your airplane begins to hydroplane. You should

A

raise to nose to increase aerodynamic drag

72
Q

While flying over Chicago, you have a vacuum failure. You are flying heading 180 on your magnetic compass. ATC instructs you to turn right to 270. The magnetic compass will

A

initially lead to the right

73
Q

If on a northerly heading of 350 you make a left turn to 230, what indication should you observe on the magnetic compass?

A

The compass will show a small lag to the right

74
Q

(Refer to figure 144) What type of turn is indicated in illustration 2

A

Half standard rate slipping turn

75
Q

Your gyroscopic heading indicator has failed. ATC directs you to turn left to heading 180 from your current heading of 270. As you begin to turn, you can expect the magnetic compass to

A

indicate correctly when initiating the turn

76
Q

In an autopilot controlled system, what device actually moves the control surfaces?

A

servo

77
Q

Your altimeter is set to 30.47. You are currently flying at 6,500 feet MSL, and the current reported altimeter setting is 29.87 Hg. What is your actual altitude?

A

Lower than indicated

78
Q

If on a northerly heading of 350 you make a left turn to 280, what indication should you observe on the magnetic compass?

A

The magnetic compass will indicate a turn at a slower rate than actual

79
Q

You are flying heading 170, and ATC instructs you to turn right to 260. The magnetic compass will

A

indicate a turn to the right at a faster rate

Instrument Written Exam (6 decks)

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