IR 1-50 D. ROMERO 47
Instrument Flight Rules Quiz
Test your knowledge of Instrument Flight Rules (IFR) with this comprehensive quiz designed for aviation enthusiasts and professionals alike. Whether you're preparing for a certification or just want to refresh your skills, this quiz covers a wide range of topics essential for flying under IFR conditions.
Topics covered include:
- Navigation Systems
- Altitude Reporting
- Attitude Indicators
- Aircraft Operations
- GPS Usage
On the taxi check, the magnetic compass should
Swing opposite to the direction of turn when turning from north
Swing freely and indicate known headings
Ehibit same number of degrees of dip as the latitude
A coded transponder equipped with altitude reporting capability is in all controlled airspace
At and above 10,000 feet MSL excluding at and below 2,500 feet AGL
At and above 2,500 fee above the surface
Below 10,000 feet MSL, excluding at and below 2,500 feet AGL
Prior to operating an aircraft not equipped with a transponder in class B airspace, a request for a deviation must be submitted to the
FAA Administrator at least 24 hours before the proposed operation
Nearest FAA General Aviation District Office 24 hours before the proposed operation
Controlling ATC facility at least 1 hour before the proposed flight
Determine the approximate time and distance to a station if a 5° wingtip bearing change occurs in 1.5 minutes with a true airspeed of 95 knots.
16 minutes and 14.3 NM
18 minutes and 28.5 NM
18 minutes and 33.0 NM
Hand-held GPS system, and GPS systems certified for VFR operation, may be used during IFR operation as
The principal reference to determine en route waypoints
An aid to situational awareness
The primary source of navigation
During an IFR en route and terminal operations using an approved GPS system for navigation, the ground based navigational facilities
Are only required during the approach portion of the flight
Must be operational along the entire route
Must be operational only if RAIM predicts an outage
During IFR operation using an approved GPS system for navigation
No other navigation is required
Active monitoring of an alternate navigation system is always required
The aircraft must have an approved and operational alternate navigation system appropriate for the route
What are the primary benefits of satellite based area navigation (RNAV)?
Provides optimal routing and altitudes
Radio turning and controller communications is minimized
Standard Terminal Arrival Routes and Departure procedures are not required
To enter a constant-airspeed descent from level-cruise flight, and maintain cruising airspeed, the pilot should:
Simultaneously reduce power and adjust the pitch using the attitude indicator as a reference to maintain the cruising airspeed
First adjust the pitch attitude to a descent using the attitude indicator as a reference, then adjust the power to maintain the cruising speed
First reduce power, then adjust the pitch using the attitude indicator as a reference to establish a specific rate on the VSI
What pre-takeoff check should be made of the attitude indicator in preparation for an IFR flight?
The horizon bar does not vibrate during warm-up
The horizon bar should erect and become stable within 5 minutes
The miniature airplane should erect and become stable within 5 minutes
Under what condition is pressure altitude and density altitude the same value?
When the altimeter setting is 29.92” Hg
When indicated and pressure altitudes are the same value on the altimeter
At standard temperature
Which altitude is indicated when the altimeter is set to 29.92” Hg?
Pressure
Density
Standard
How should you preflight check the altimeter prior to an IFR flight?
Set the altimeter to the current temperature. With the current temperature and the altimeter indication, determine the calibrated altitude to compare with the field elevation
Set the altimeter to the current altimeter setting. The indication should be within 75 feet of the actual elevation for acceptable accuracy
Set the altimeter first with 29.92” Hg and then the current altimeter setting. The change in altitude should correspond to the change in setting
To level off from a descent to a specific altitude, the pilot should lead the level-off by approximately
30% of the vertical speed
50% of the vertical speed
10% of the vertical speed
During coordinated turns, which force moves the pendulous vanes, a vacuum-driven attitude indicator, in precession of the gyro toward the inside of the turn?
Centrifugal
Acceleration
Deceleration
Which practical test should be made on the electric gyro instruments prior to starting an engine?
Check that the electrical connections are secure on the back of the instruments
Turn on the electrical power and listen for any unusual or irregular mechanical noise
Check that the altitude of the miniature aircraft is wings level before turning on the electrical power
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?
The compass will indicate the approximately correct magnetic heading if the roll into the turn is smooth
The compass will initially indicate a turn to the right
The compass will remain on west for a short time, then gradually catch up to the magnetic heading of the aircraft
. At an altitude of 6,500 feet MSL, the current altimeter setting is 30.42” Hg. The pressure altitude would be approximately
7,500 feet
6,500 feet
6,000 feet
What should be the indication on the VSI during entry into a 500 fpm actual descent from level flight if the static ports were iced over?
The indication would be in reverse of the actual rate of descent (500 fpm climb)
The VSI pointer would remain at zero regardless of the actual rate of descent
The initial indication would be a climb, then descent at a rate in excess of 500 fpm
While you are flying at FL 250, you hear ATC give an altimeter setting of 28.92” Hg in your area. At what pressure altitude are you flying?
25,000 feet
24,000 feet
26,000 feet
En route at FL 290, your altimeter is set correctly but you fail to reset it to the local altimeter setting of 30.26” Hg during descent. If the field elevation is 134 feet and your altimeter is functioning properly, what will it indicate after landing?
100 feet MSL
206 feet below MSL
474 feet MSL
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?
The compass will indicate the approximately correct magnetic heading if the roll into the turn is smooth
The compass will initially indicate a turn to the right
The compass will remain on the east for a short time, then gradually catch up to the magnetic heading of the aircraft
If both the ram air input and the drain hole of the pitot system are blocked, what reaction should you observe on the airspeed indicator when power is applied and a climb is initiated out of severe icing conditions?
The indicated airspeed would show a continuous deceleration while climbing
No change until an actual climb rate is established, then indicated airspeed will increase
The airspeed would drop to and remain at zero
(Refer to figure 95) What is the lateral displacement of the aircraft in NM from the radial selected on the No. 1 NAV?
5.0 NM
7.5 NM
10.0 NM
On which radial is the aircraft as indicated by the No. 1 NAV?
R-175
R-165
R-345
(Refer to figure 95) Which OBS selection on the No. 1 NAV would center the CDI and change the ambiguity indication to a TO?
175°
165°
345°
(Refer to figure 99 and 98) To which aircraft position does HSI presentation “C” correspond?
6
7
12
What recent instrument flight experience requirements must be met before you may act as a pilot in command of an airplane under IFR?
A minimum of six instrument approaches in an airplane, or an approved simulator (airplane) or ground trainer, within the preceding 6 calendar months
A minimum of six instrument approaches, at least three of which must be in an aircraft within the preceding 6 calendar months
A minimum of six instrument approaches in an aircraft, at least three of which must be in the same category within the preceding 6 calendar months
What is the procedure for setting the altimeter when assigned an IFR altitude of 18,000 feet or higher on a direct flight off airways?
Set the altimeter to 29.92” Hg before takeoff
Set the altimeter to the current reported setting for climb-out and 29.92” Hg upon reaching 18,000 feet
Set the altimeter to the current altimeter setting until reaching the assigned altitude, then set to 29.92” Hg
Which condition during taxi is an indication that an attitude indicator is unreliable?
The horizon bar vibrates during warm-up
The horizon bar does not align itself with the miniature airplane after warm-up
The horizon bar tilts more than 5° while making taxi turns
En route at FL 290, the altimeter is set correctly but not reset to the local altimeter setting of 30.57” Hg during decent. If the field elevation is 650 feet and the altimeter is functioning properly, what is the approximate indication upon landing?
Sea level
715 feet
1,300 feet
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?
The altimeter will read lower than normal, airspeed lower than normal, and the VSI will momentarily show a descent
The altimeter will read lower than normal, airspeed greater than normal, and the VSI will momentarily show a climb then a descent
The altimeter will read higher than normal, airspeed greater than normal, and the VSI will momentarily show a climb
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?
. The compass will initially indicate a turn to the right
The compass will indicate a turn to the left, but at a faster rate than is actually occurring
The compass will remain on south for a short time, then gradually catch up on the magnetic heading of the aircraft
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?
The compass will indicate the approximate correct magnetic heading if the roll into the turn is smooth
The compass will remain on east for a short time, then gradually catch up to the magnetic heading of the aircraft
The compass will initially indicate a turn to the left
If the outside air temperature increases during a flight at constant power and at a constant indicated altitude, the true airspeed will
Decrease and true altitude will increase
Increase and true altitude will increase
Increase and true altitude will decrease
How can you determine the pressure altitude on an airport without a tower or FSS?
. Set the altimeter to the current altimeter setting of a station within 100 miles and correct this indicated altitude with local temperature
Use your computer and correct the field elevation for temperature
Set the altimeter to 29.92” Hg and read the altitude indicated
What condition would cause the altimeter to indicate a lower altitude than actually flown (true altitude)?
Air temperature warmer than standard
Air temperature lower than standard
Atmospheric pressure lower than standard
What pre-takeoff check should be made of a vacuum-driven heading indicator in preparation for an IFR flight?
After 5 minutes, check that the heading indicator card aligns itself with the magnetic heading of the aircraft
Determine that the heading indicator does not precess more than 2° in 5 minutes of ground operation
After 5 minutes, set the indicator to the magnetic heading of the aircraft and check for proper alignment after taxi turns
. If a half standard rate turn is maintained, how long would it take to turn 135°?
1 minute
1 minute 30 seconds
1 minute 20 seconds
Which instrument should be used to make a pitch correction when you have deviated from your assigned altitude?
Attitude indicator, altimeter, and VSI
Altimeter and VSI
Manifold pressure gauge and VSI
What should be the indication on the magnetic compass as you roll into as standard rate turn to the right from a south heading in the Northern Hemisphere?
The compass will initially indicate a turn to the left
The compass will remain on south for a short time, then gradually catch up to the magnetic heading of the aircraft
The compass will indicate a turn to the right, but at a faster rate than is actually occurring
What information does a Mach meter present?
The ratio of aircraft indicated airspeed to the speed of sound
The ratio of aircraft true airspeed to the speed of sound
The ratio of aircraft equivalent airspeed, corrected for installation error, to the speed of sound
If you are departing from an airport where you cannot obtain an altimeter setting, you should set your altimeter
To the airport elevation
On 29.92” Hg
On the current airport barometric pressure, if know
If a half standard rate turn is maintained, how much time would be required to turn clockwise from a heading of 090° to a heading of 180°?
30 seconds
1 minute 30 seconds
1 minute
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?
The compass will initially show a turn in the opposite direction, then turn to a northerly indication but lagging behind the actual heading of the aircraft
The compass will indicate the approximately correct magnetic heading if the roll into the turn is smooth
The compass will remain on a westerly heading for a short time, then gradually catch up to the actual heading of the aircraft
What indication should a pilot observe if an airspeed indicator ram air input and drain hole are blocked?
The airspeed indicator will show a decrease with an increase in altitude
No airspeed indicator change will occur during climbs or descents
The airspeed indicator will react as an altimeter
When an altimeter is changed from 30.11” Hg to 29.96” Hg, in which direction will the indicated altitude change and by what value?
Altimeter will indicate 150 feet lower
Altimeter will indicate 15 feet lower
Altimeter will indicate 150 feet higher
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?
The compass will initially indicate a turn to the right
The compass will indicate a turn to the left, but at a faster rate than is actually occurring
The compass will remain on south for a short time, then gradually catch up to the magnetic heading of the aircraft
If a half standard rate turn is maintained, how long would it take to turn 360°?
4 minutes
1 minute
2 minutes
How does a pilot normally obtain the current altimeter setting during an IFR flight in Class E airspace below 18,000 feet?
The pilot should contact ARTCC at least every 100 NM and request the altimeter setting
ATC periodically advises the pilot of the proper altimeter setting
FSS’s along the route broadcast the weather information at 15 minutes past the hour
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