Aerodynamics and Aircraft

Question 1

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

Answer 1

30 days

Question 2

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

Answer 2

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

Question 3

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?

Answer 3

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

Question 4

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?

Answer 4

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

Question 5

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?

Answer 5

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

Question 6

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?

Answer 6

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

Question 7

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.

Answer 7

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

Question 8

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

Answer 8

initially indicates a turn to the left

Question 9

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?

Answer 9

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

Question 10

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?

Answer 10

The compass will initially indicate a turn to the right.

Question 11

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

Answer 11

Horizontal lift and centrifugal force are equal.

Question 12

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

Answer 12

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

Question 13

What force causes an airplane to turn?

Answer 13

Horizontal lift component

Question 14

Which instrument indicates the quality of a turn?

Answer 14

Ball of the turn coordinator

Question 15

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

Answer 15

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

Question 16

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

Answer 16

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

Question 17

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

Answer 17

decreasing airspeed and increasing the bank

Question 18

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

Answer 18

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

Question 19

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

Answer 19

VSI will indicate zero regardless of actual descent rate.

Question 20

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

Answer 20

The airspeed indicator only

Question 21

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

Answer 21

6,000 feet

Question 22

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

Answer 22

increase and true altitude will increase

Question 23

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?

Answer 23

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

Question 24

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

Answer 24

Rate of roll and rate of turn

Question 25

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?

Answer 25

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

Question 26

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?

Answer 26

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

Question 27

What information does a Mach meter present?

Answer 27

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

Question 28

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

Answer 28

180 degree turn

Question 29

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

Answer 29

may show a slight climb and turn

Question 30

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

Answer 30

resistance to deflection of the spinning wheel or disc

Question 31

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

Answer 31

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

Question 32

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

Answer 32

Increase left rudder and increase rate of turn

Question 33

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

Answer 33

3

Question 34

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

Answer 34

1

Question 35

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

Answer 35

Increase right rudder and increase rate of turn

Question 36

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

Answer 36

2

Question 37

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

Answer 37

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

Question 38

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

Answer 38

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

Question 39

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

Answer 39

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

Question 40

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

Answer 40

10 degrees and 12 degrees

Question 41

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?

Answer 41

The vertical speed to momentarily show a climb

Question 42

(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?

Answer 42

C

Question 43

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

Answer 43

Plus or minus 4 degree

Question 44

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

Answer 44

360 radial

Question 45

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

Answer 45

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

Question 46

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

Answer 46

within 6 degree of the selected radial

Question 47

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

Answer 47

1

Question 48

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

Answer 48

4 degree between the two indicated bearings to a VOR

Question 49

(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?

Answer 49

4

Question 50

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

Answer 50

Only in the chart supplement

Question 51

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

Answer 51

176 degree TO and 003 degree FROM, respectively

Question 52

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

Answer 52

Chart supplement

Question 53

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

Answer 53

Plus or minus 6 degree of the designated radial

Question 54

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

Answer 54

Light quartering tailwind

Question 55

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

Answer 55

of the high angle of attack and high gross weight

Question 56

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

Answer 56

The upwind vortex would tend to remain over the runway

Question 57

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

Answer 57

Beyond the jet's touchdown point

Question 58

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?

Answer 58

Remain constant in level flight even during power changes

Question 59

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

Answer 59

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

Question 60

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

Answer 60

The airspeed indicator will react as an altimeter

Question 61

Under what conditions is hydroplaning most likely to occur?

Answer 61

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

Question 62

What does the miniature aircraft of the turn coordinator display?

Answer 62

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

Question 63

In a left turn, correct control coordination is indicated by

Answer 63

the ball of the turn coordinator in the center

Question 64

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

Answer 64

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

Question 65

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

Answer 65

Vacuum system or electrical power

Question 66

(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?

Answer 66

Magnetic compass and vacuum pressure gauge

Question 67

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?

Answer 67

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

Question 68

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

Answer 68

an emergency

Question 69

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

Answer 69

PFD airspeed, altitude, and vertical speed become unreliable

Question 70

The instruments for pitch are

Answer 70

attitude indicator, airspeed indicator, and VSI

Question 71

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

Answer 71

raise to nose to increase aerodynamic drag

Question 72

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

Answer 72

initially lead to the right

Question 73

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

Answer 73

The compass will show a small lag to the right

Question 74

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

Answer 74

Half standard rate slipping turn

Question 75

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

Answer 75

indicate correctly when initiating the turn

Question 76

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

Answer 76

servo

Question 77

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?

Answer 77

Lower than indicated

Question 78

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

Answer 78

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

Question 79

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

Answer 79

indicate a turn to the right at a faster rate