Avionics Exam 1 UPDATED Exam
Questions and CORRECT Answers
What are the three categories of instruments - CORRECT ANSWER - Engine, navigation,
flight
What are the engine instruments - CORRECT ANSWER - Tach, cylinder head temp,
exhaust gas temp, oil pressure, oil temp, manifold absolute pressure
What are the naviatigation instruments - CORRECT ANSWER - Course deviation
indicator, Omni-bearing selector, radio magnetic indicator, horizontal situation indicator, ADF
indicator
What are the primary T instruments - CORRECT ANSWER - Airspeed, HSI, altimeter,
heading
What kind of air does the pitot static system use - CORRECT ANSWER - Ram air and
static air pressure
Where can the pitot tube be located - CORRECT ANSWER - Wing, side of fuselage,
bottom of fuselage, nose
What are the two types of pitot tubes - CORRECT ANSWER - Mast and tube
What is a baffle plate - CORRECT ANSWER - Located in pitot tube, filters out dirt
What kind of pressure does the static port sense - CORRECT ANSWER - Ambient
What should be done in a unpressurized aircraft if the static port is blocked and there is no
alternate static port - CORRECT ANSWER - Break the glass on the VSI
, What does the airspeed indicator compare - CORRECT ANSWER - Ram air to static air
Indicated airspeed - CORRECT ANSWER - Airspeed shown on the airspeed indicator
Calibrated airspeed - CORRECT ANSWER - Indicated corrected for installation error,
high AOA, or instrument errors
Equivalent airspeed - CORRECT ANSWER - Calibrated corrected for compressibility,
high airspeeds or high altitudes
True airspeed - CORRECT ANSWER - Equivalent corrected for temp and pressure,
noticeable above 200kts and 10,000ft
What does the altimeter measure - CORRECT ANSWER - Ambient static air pressure
displayed as altitude, altitude in Ft above seal level MSL
What is the barometric pressure window called - CORRECT ANSWER - Kollsman
window
How long is the lag in a VSI typically to stabilize - CORRECT ANSWER - 6-9 seconds
What is the modern instrumentation - CORRECT ANSWER - Air data computers
What are the basic inputs for an air data computer - CORRECT ANSWER - Pitot tube,
static port, air temperature
What are the basic air data computer outputs - CORRECT ANSWER - Alitmeter, airspeed
indicator, VSI, outside air temperature, Mach meter
Questions and CORRECT Answers
What are the three categories of instruments - CORRECT ANSWER - Engine, navigation,
flight
What are the engine instruments - CORRECT ANSWER - Tach, cylinder head temp,
exhaust gas temp, oil pressure, oil temp, manifold absolute pressure
What are the naviatigation instruments - CORRECT ANSWER - Course deviation
indicator, Omni-bearing selector, radio magnetic indicator, horizontal situation indicator, ADF
indicator
What are the primary T instruments - CORRECT ANSWER - Airspeed, HSI, altimeter,
heading
What kind of air does the pitot static system use - CORRECT ANSWER - Ram air and
static air pressure
Where can the pitot tube be located - CORRECT ANSWER - Wing, side of fuselage,
bottom of fuselage, nose
What are the two types of pitot tubes - CORRECT ANSWER - Mast and tube
What is a baffle plate - CORRECT ANSWER - Located in pitot tube, filters out dirt
What kind of pressure does the static port sense - CORRECT ANSWER - Ambient
What should be done in a unpressurized aircraft if the static port is blocked and there is no
alternate static port - CORRECT ANSWER - Break the glass on the VSI
, What does the airspeed indicator compare - CORRECT ANSWER - Ram air to static air
Indicated airspeed - CORRECT ANSWER - Airspeed shown on the airspeed indicator
Calibrated airspeed - CORRECT ANSWER - Indicated corrected for installation error,
high AOA, or instrument errors
Equivalent airspeed - CORRECT ANSWER - Calibrated corrected for compressibility,
high airspeeds or high altitudes
True airspeed - CORRECT ANSWER - Equivalent corrected for temp and pressure,
noticeable above 200kts and 10,000ft
What does the altimeter measure - CORRECT ANSWER - Ambient static air pressure
displayed as altitude, altitude in Ft above seal level MSL
What is the barometric pressure window called - CORRECT ANSWER - Kollsman
window
How long is the lag in a VSI typically to stabilize - CORRECT ANSWER - 6-9 seconds
What is the modern instrumentation - CORRECT ANSWER - Air data computers
What are the basic inputs for an air data computer - CORRECT ANSWER - Pitot tube,
static port, air temperature
What are the basic air data computer outputs - CORRECT ANSWER - Alitmeter, airspeed
indicator, VSI, outside air temperature, Mach meter
