IR 51-100 D. ROMERO47
Instrument Rating Knowledge Quiz
Test your knowledge on essential instrument flying principles with our engaging quiz designed for pilots and aviation enthusiasts. This quiz covers a range of topics including weather conditions, air traffic control procedures, and IFR requirements.
Prepare to challenge yourself with questions related to:
- Instrument Flight Rules (IFR)
- Weather Patterns and Effects
- Navigation and Approach Procedures
- Airspace Regulations
How can you obtain the pressure altitude on flights below 18,000 feet?
Use your computer to change the indicated altitude to pressure altitude
Contact an FSS and ask for the pressure altitude
Set your altimeter to 29.92” Hg
Which force in the Northern Hemisphere acts at a right angle to the wind and deflects it to the right until parallel to the isobars?
Coriolis
Centrifugal
Pressure gradient
What causes surface winds to flow across the isobars at an angle rather than parallel to the isobars?
Coriolis force
The greater density of the air at the surface
Surface friction
What type of clouds can be expected when a stable air mass is forced to ascend a mountain slope?
Layered clouds with little vertical development
Clouds with extensive vertical development
Stratified clouds with considerable associated turbulence
Which of the following combinations of weather producing variables would likely result in cumuliform type of clouds, good visibility, rain showers, and possible clear-type icing in clouds?
Unstable, moist air, and orographic lifting
Unstable, moist air, and no lifting mechanism
Stable, dry air, and orographic lifting
The presence of standing lenticular altocumulus clouds is a good indication of
A jet stream
Heavy icing conditions
Very strong turbulence
If squalls are reported at your destination, what wind conditions should you anticipate?
Peak gusts of at least 35 knots for a sustained period of 1 minute or longer
Sudden increase in wind of at least 16 knots to 22 knots or more, lasting for at least 1 minute
Rapid variation in wind direction of at least 20° and changes in speed of at least 10 knots between peaks and lulls
To meet the minimum required instrument flight experience to act as pilot in command of an aircraft under IFR, you must have logged within the preceding 6 calendar months in the same category of aircraft six instrument approaches
Three of which must be in the same category and class of aircraft to be flown, and 6 hours of instrument time in any aircraft
. And 6 hours of instrument time in any aircraft
Holding procedure, intercepting and tracking course through the use of navigation
A pilot’s recent IFR experience expires on July 1 of this year. What is the latest date the pilot can meet the IFR experience requirements without having to take an instrument proficiency check?
June 30, next year
December 31, this year
July 31, this year
What is the minimum flight visibility and distance from clouds from flight at 10,500 feet with a VFR-on-Top clearance during daylight hours? (Class E airspace)
5 SM, 1,000 feet above, 1,000 feet below, and 1 mile horizontal
3 SM, 1,000 feet above, 500 feet below, and 2,000 feet horizonta
5 SM, 1,000 feet above, 500 feet below, and 1 mile horizontal
Except when necessary for takeoff or landing or unless otherwise authorized by the administrator, the minimum altitude for IFR flight is
2,000 feet above the highest obstacle over designated mountainous terrain; 1,000 feet above the highest obstacle over terrain elsewhere
3,000 feet over all terrain
3,000 feet over designated mountainous terrain; 2,000 feet over terrain elsewhere
What response is expected when ATC issues an IFR clearance to pilots of airborne aircraft?
Read back the entire clearance as required by regulation
Read back should be unsolicited and spontaneous to confirm that the pilot understands all instructions
Read back those parts containing altitude assignments or vectors and any part requiring verification
When ATC has not imposed any climb or descent restrictions and aircraft are within 1,000 feet of assigned altitude, pilots should attempt to both climb and descend at a rate of between
500 feet per minute and 1,500 feet per minute
500 feet per minute and 1,000 feet per minute
1,000 feet per minute and 2,000 feet per minute
Approximately what height is the glide slope centerline at the MM of a typical ILS?
100 feet
300 feet
200 feet
Which substitution is appropriate during an ILS approach
LOC minimum should be substituted for ILS minimums whenever the glide slope becomes inoperative
A VOR radial crossing the outer marker site may be substituted for the outer marker
DME, when located at the localizer antenna site, should be substituted for either the outer or middle marker
While flying a 3° glide slope, a constant tailwind shears top calm wind. Which conditions should the pilot expect?
Airspeed and pitch attitude decrease and there is a tendency to go below the glide slope
Airspeed and pitch attitude increase and there is a tendency to go above the glide slope
Airspeed and pitch attitude increases and there is a tendency to go below the glide slope
Which of the following conditions is required before “timed approaches from a holding fix” may be conducted?
If more than one missed approach procedure is available, none may require a course reversal
If more than one missed approach procedure is available, only one may require a course reversal
Direct communication between the pilot and the tower must be established prior to beginning the approach
When a VOR/ DME is collocated under frequency pairings and the VOR portion is inoperative, the DME identifier will repeat at an interval of
20 second intervals at 1020 Hz
60 second intervals at 1350 Hz
30 second intervals at 1350 Hz
Which limitations are imposed on the holder of a Commercial Pilot Certificate if that person does not hold an Instrument Rating?
The carrying of passengers for hire on cross-country flights is limited to 50 NM and the carrying of passengers for hire at night is prohibited
That person is limited to private pilot privileges at night
The carrying of passengers or property for hire on cross-country flights at night is limited to a radius of 50 NM
What are the alternate minimums that must be forecast at the ETA for an airport that has a precision approach procedure?
400 foot ceiling and 2 miles visibility
800 foot ceiling and 2 miles visibility
600 foot ceiling and 2 miles visibility
What action should be taken if hyperventilation is suspected?
Consciously breathe at a slower rate than normal
Breathe at a slower rate by taking very deep breaths
Consciously force yourself to take deep breaths and breathe at a faster rate than normal
Why is frost considered hazardous to flight operation?
Frost changes the basic aerodynamic shape of the airfoil
Frost causes early airflow separation resulting in a loss of lift
Frost decreases control effectiveness
What is meant by the entry in the remarks section of METAR surface report for KBNA: METAR KBNA 21 1250Z 33018KT 290V260 1/2sm R31/2700FT +SN BLSNFG VV008 00/M03 A2991 RMK RAE42SNB42
Rain ended 42 past the hour, snow began 42 past the hour
The wind is variable from 290° to 260°
Heavy blowing snow and fog on runway 31
How much colder than standard temperature is the forecast temperature at 9,000 feet, as indicated in the following excerpt from the Wind and Temperature Aloft Forecast? FT 6000 9000 737-04 1043-10
7° C
3° C
10° C
Which weather forecast describes prospects for an area coverage of both severe and general thunderstorm during the following 24 hours?
Terminal Aerodrome Forecast
Radar Summary Chart
Convective outlook
Which weather forecast describes prospects for an area coverage of both severe and general thunderstorm during the following 24 hours?
Terminal Aerodrome Forecast
Radar Summary Chart
Convective outlook
Which condition is guaranteed for all of the following altitude limits: MAA, MCA, MRA, MOCA, and MEA (non-mountainous area)
1,000 foot obstacle clearance
Adequate navigation signals
Adequate communications
What altitude may a pilot select upon receiving a VFR-on-Top clearance?
Any altitude at least 1,000 feet above meteorology condition
Any VFR altitude appropriate for the direction of flight at least 1,000 feet above the meteorology condition
Any appropriate VFR altitude at or above the MEA in VFR weather conditions
A pilot planning to depart at 1100Z on an IFR flight is particularly concerned about the hazard of icing. What sources reflect the most accurate information on icing conditions (current and forecast) at the time of departure?
Low-Level Significant Weather Prognostic Chart, and the Area Forecast
Pilot weather reports (PIREPs), AIRMETs, and SIGMETs
The Area Forecast, and the Freezing Level Chart
If Receiver Autonomous Integrity Monitoring (RAIM) is not available when setting up a GPS approach, the pilot should
Continue to the MAP and hold until the satellites are recaptured
Continue the approach, expecting to recapture the satellites before reaching the FAF
Select another type of navigation and approach system
What does the symbol T within a black triangle in the minimums section of the IAP for a particular airport indicate?
Takeoff minimums are not standard and/or departure procedures are published
Takeoff minimums are 1 mile for aircraft having two engines or less and ½ mile for those with more than two engines
Instrument takeoff’s are not authorized
(Refer to figure 47) En route on V468 from BTG VORTAC to YKM VORTAC, the minimum altitude at TROTS intersection is
11,500 feet
7,100 feet
10,000 feet
(Refer to figure 55) Under which condition should a missed approach procedure be initiated if the runway environment (Paso Robles Municipal Airport) is not in sight?
When you reach the established missed approach point and determine the visibility is less than ½ mile
After descent to 1,440 feet MSL
(Refer to figure 34) For planning purposes, what is the highest usable for an IFR flight on V573 from HOT VORTAC to the TXK VORTAC/
14,500 feet MSL
13,999 feet MSL
16,000 feet MSL
(Refer to figure 47) En route on V112 from BTG VORTAC to LTJ VORTAC, the minimum altitude crossing Gymme intersection is
7,000 feet
6,400 feet
6,500 feet
(Refer to figure 21, 22, and 24) (Refer to FD excerpt below, and use the wind entry closest to the flight planned altitude) Determine the time to be entered in block 10 of the flight from GJT to DRO. Route of flight……………………………Figure 21 Flight log & MAG VAR…………………Figure 22 En route chart…………………………….Figure 24 FT 12,000 18,000 FNM 2408-05 2208-21
1 hour 03 minutes
1 hour 08 minutes
58 minutes
(Refer to figure 21, 22, and 24) How much fuel would be consumed on the flight between Grand Junction Co. and Durango, Co if the fuel consumption is 17.5 GPH?
17 Gallons
25 Gallons
20 Gallons
(Refer to figure 24) At what point should a VOR changeover be made from JNC VOR to MANCA intersection southbound on V187?
36 NM south of JNC
52 NM south of JNC
74 NM south of JNC
(Refer to figure 47) When en route from YKM VORTAC to BTG VORTAC, what minimum navigation equipment is required to identify ANGOO intersection?
One VOR receiver and DME
Two VOR receivers
One VOR receiver only
(Refer to figure 22 and 24) For planning purposes, what would the highest MEA on V187 between Grand Junction, Walker Airport, and Durango, La Plata Co. Airport?
15,000 feet
12,000 feet
16,000 feet
In the event of a two-way radio communications failure while operating on an IFR clearance in VFR conditions, the pilot should continue
By the route assigned in the last ATC clearance received
The flight by the most direct route to the fix specified in the last clearance
The flight under VFR and land as soon as practical
What is the definition of MEA?
An altitude which meets obstacle clearance requirements, assures acceptable navigation signal coverage, two-way radio communications, adequate radar coverage, and accurate DME mileage.
The lowest published altitude which meets obstacle requirements, assures acceptable navigational signal coverage, two-way radio communications, and provides adequate radar coverage.
The lowest published altitude which meets obstacle clearance requirements and assures acceptable navigational signal coverage.
The lowest published altitude which meets obstacle clearance requirements and assures acceptable navigational signal coverage.
MOCA
MRA
MCA
Acceptable navigational signal coverage at the MOCA is assured for a distance from the VOR of only
25 NM of a VOR.
22 NM of a VOR
30 NM of a VOR
During flight, if the pitot tube becomes clogged with ice, which of the following instruments would be affected?
The airspeed indicator and the altimeter.
The airspeed indicator only
The airspeed indicator, altimeter, and Vertical Speed Indicator
Pressure altitude is the altitude read on your altimeter when the instrument is adjusted to indicate height abovePressure altitude is the altitude read on your altimeter when the instrument is adjusted to indicate height above
Sea level
The standard datum plane
Ground level
Which of the following defines the type of altitude used when maintaining FL 210?
Calibrated
Indicated
Pressure
Under what condition will true altitude be lower than indicated altitude with an altimeter setting of 29.92" Hg?
In warmer than standard air temperature
When density altitude is higher than indicated altitude
In colder than standard air temperature
One characteristic that a properly functioning gyro depends upon for operation is the
Ability to resist precession 90° to any applied force
Deflecting force developed from the angular velocity of the spinning wheel
Resistance to deflection of the spinning wheel or disc
Which condition during taxi is an indication that an attitude indicator is unreliable?
The horizon bar does not align itself with the miniature airplane after warmup
The horizon bar tilts more than 5° while making taxi turns
The horizon bar vibrates during warmup
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