Pitot-Static Systems Practice Test

These questions are part of the practice quiz. Start practicing

• Two most critical factors in aviation performance are _________ and _________.
• Which instrument uses dual pressures?
• Which altitude has a standard temperature of -2 degrees Celsius?
• Which measurements are used by a Mach meter to display Mach number?
• Define altimeter setting
• What does the setting knob on the altimeter adjust?
• What is the significance of 29.92 inHg (1013.25 hPa) in aviation?
• How many feet of altitude change does a 1 inHg pressure change produce?
• What is the difference between indicated airspeed and true airspeed?
• Which component measures total pressure in the pitot-static system when airflow is brought to rest?
• Which statement best describes how sampling static pressure from within the boundary layer affects readings?
• Why do some aircraft have multiple static ports?
• A change of 0.10 inHg corresponds to how many feet of altitude change?
• What is the recommended action if air data readings disagree with known ground references?
• Indicated airspeed is derived from which type of pressure?
• What is the purpose of a leak check in a pitot-static system?
• What causes density error?
• Density altitude is the same as the true altitude in which scenario?
• Higher humidity leads to lower atmospheric density.
• What would a pilot use to verify altitude during a suspected pitot-static failure in flight?
• Static system dump results in failure of which set of instruments?
• During cabin pressurization, why might static pressure readings be affected?
• In IMC if the static system becomes clogged, which source should you activate to allow static pressure into the system?
• Using an alternate static source typically causes which instruments to show readings different from ambient air data?
• What is the standard temperature lapse rate with altitude?
• Which altitude has a standard temperature of 11 degrees Celsius?
• Where are pitot tubes commonly mounted and static ports located to sample undisturbed air?
• Indicated airspeed is read from where?
• True Airspeed is calibrated airspeed corrected for which factors?
• True altitude
• Why is it important to maintain boundary layer-free static port locations on airplanes?
• Which altitude is the height above mean sea level?
• Pitot tube blockage affects which instrument?
• What is the purpose of an anti-ice system for the pitot tube?
• If a static port is blocked, which instruments are most likely to show erroneous readings?
• What happens when the altimeter setting is changed during climb?
• What is atmospheric pressure?
• What causes instrument error?
• What is the primary purpose of the Kollsman window on the altimeter?
• What is the standard temperature for 6,000 feet?
• What instrument reading would you expect to be affected first in a pitot-static problem?
• What is the standard sea level pressure in inches of mercury?
• What is boundary layer and why does it matter for static ports?
• What is the standard temperature for 2,000 feet?
• Which altitude has a standard temperature of -5 degrees Celsius?
• Absolute altitude
• If the altimeter setting is too high, which of the following will occur?
• How might you identify a boundary layer effect at a static port?
• Which pitot-static instruments would be affected by a static system malfunction?
• Which term is not one of the three standard airspeed types?
• In a standard atmosphere, density altitude equals which altitude?
• If you depart a base with an altimeter setting of 29.82 and an hour later receive a new setting of 30.22, prior to adjusting to the new setting, how does the indicated altitude compare to the true altitude?
• How does an altimeter determine altitude?
• At 2000 feet altitude, standard temperature lapse is approximately how many degrees Celsius lower than sea level?
• Which statement about pitot-static system pressures is true?
• Maximum allowable error
• Dynamic pressure is most directly related to which factor?
• Which altitude has a standard temperature of -7 degrees Celsius?
• What pressures affect the pitot-static system?
• Which statement best describes the relationship among indicated, calibrated, and true airspeed?
• Pitot tube blockage affects which instrument?
• What is the role of standby instruments during air data anomalies?
• True altitude is best defined as the aircraft's height above
• What is a 'calibrated' altitude?
• How can altitude be verified when air data readings are unstable in flight?
• What is stagnation pressure?
• What is the standard temperature for 10,000 feet?
• If the outside air temperature is higher than standard for a given pressure altitude, is density altitude higher or lower than pressure altitude?
• What instrument utilizes Static and Dynamic pressure?
• What pressure does the pitot tube measure to contribute to airspeed indication?
• What is the effect of a blocked static port on the altitude indication during a long flight?
• In aviation, which term refers to the standard sea-level pressure used for flight levels above the transition altitude?
• Which statement best describes the relationship between density altitude and lift?
• Define impact pressure.
• Density altitude is lower in which scenario?
• How would you perform an emergency descent if you suspect a pitot-static failure?
• What are the three types of errors in the airspeed indicator?
• Which of the following best describes how standby instruments assist pilots during a pitot-static failure?
• What effect does icing have on pitot-static instruments?
• Which two pressures affect the pitot-static system?
• Which statement about altimeter settings is correct?
• Which group of instruments uses static pressure?
• What is the meaning of 'transition altitude'?
• How does density altitude affect true airspeed?
• Density error occurs due to which atmospheric condition?
• What effect does an increase in temperature and a decrease in pressure have on atmospheric density?
• How are the airspeed indicator, altimeter, and vertical speed indicator connected to the pitot-static system?
• In a static system dump, which instruments stop functioning?
• Density error is caused by changes in what factors?
• True Airspeed is derived by correcting Calibrated Airspeed for altitude and nonstandard temperature. Which two conditions are included?
• What are standby instruments?
• Which instrument requires both Pitot and static pressure?
• Which instruments use static pressure to determine altitude and rate of change in altitude?
• A change in 1 inch of mercury pressure is approximately ______ feet of altitude.
• A change of 0.01 inHg corresponds to how many feet of altitude change?
• How is Mach number displayed on aircraft that display it?
• Under warmer conditions, which altitude is higher: density altitude or standard pressure altitude?
• Which altitude concept is used to describe the effect of air density on aircraft performance?
• Which set of conditions results in a higher density altitude?
• Define dynamic pressure.
• Define static pressure.
• Where is a typical location for a pitot drain to ensure proper drainage?
• How does temperature deviation from ISA influence airspeed readings?
• Density altitude equals the pressure altitude corrected for nonstandard temperature. The statement is:
• At 2,000 feet with an ambient temperature of 0°C, how does the true altitude compare to the indicated altitude?
• The two pressures that affect the Pitot-Static system are:
• Which of the following is NOT a pitot-static instrument?
• What is the standard temperature for 8,500 feet?
• Colder-than-standard temperatures at altitude cause the true altitude to be lower than the indicated altitude. This statement is:
• Which instrument stops functioning properly due to pitot icing?
• What is the standard temperature for 11,000 feet?
• During suspected pitot-static problem, which steps provide the safest course?
• How does altitude affect official altimeter readings during long flights?
• Which instrument uses static pressure readings to determine altitude most directly?
• Static system dump results in failure of how many instruments?
• In icing conditions, what is the general effect on pitot-static instrument readings?
• How many instruments use dual pressures?
• What are the two discoveries during flight?
• Which set of conditions increases atmospheric density?
• Which instrument uses static pressure only to indicate altitude?
• Which altitude metric is primarily used to describe the effect of air density on aircraft performance?
• On the altimeter, the Kollsman window is used to set the current sea-level pressure. Which option best completes this statement?
• Where would you find the procedures for pitot-static system electrical tests?
• Density altitude is higher in which scenario?
• If flying into an area of lower pressure without resetting the altimeter, true altitude would be higher or lower?
• In colder-than-standard conditions, which statement correctly describes the relationship between indicated altitude and true altitude?
• Which altitude is used for flight levels and is derived from setting 29.92?
• Which mounting location helps sample undisturbed air for pitot-static measurements?
• What happens if both pitot and static ports become blocked?
• What is static pressure?
• What is the recommended action if you observe inconsistent air data readings?
• Pressure altitude is the height above the standard datum plane when the altimeter is set to what value?
• At 3,000 feet PA with -9°C, density altitude is lower than the true altitude?
• How does a vertical speed indicator determine rate of climb or descent?
• When flying into an area colder than standard temperature, would the indicated altitude be higher or lower than the true altitude?
• Which instruments depend on static pressure only?
• What is the difference between static pressure and pitot pressure?
• What other terms have the same meaning as Pitot Pressure?
• Pressure altitude
• Which instruments use static pressure only?
• The three components of atmospheric density are
• What indicates a properly functioning pitot-static system during preflight checks?
• Approximately how many feet of altitude correspond to a 1 inch of mercury change?
• Calibrated Airspeed is indicated airspeed corrected for which errors?
• In which scenarios is the alternate static source commonly used?
• Which instrument uses both pitot and static pressures to provide information?
• Why altimeter setting is necessary?
• What is QNH?
• Density altitude is defined as which of the following?
• Which instrument depends on both impact (dynamic) and static pressure?
• What is the typical procedure for performing an air data system check on maintenance?
• What is QFE?
• With the last correction at 29.92 and a subsequent new setting of 29.80 received before landing, before you reset, what is the true altitude relative to indicated altitude?
• What are the three types of airspeed?
• For flight levels above the transition altitude, which pressure setting is used?
• Density error is caused by
• If the primary static port is blocked, which source is commonly used to obtain static pressure?
• What is the main purpose of the pitot-static system on aircraft?
• True altitude is best described as the aircraft's height relative to
• Position error is caused by
• Which pressure is sensed by the static port for instruments such as the ASI, altimeter, and VSI?
• At 8,500 feet with an ambient temperature of 10°C, how does the true altitude compare to the indicated altitude?
• Calibrated altitude is defined as altitude corrected for instrument error.
• Which instruments use static pressure only?
• What is QNE?
• How do you determine the mechanical altimeter error in an aircraft?
• What is an alternate static source?
• If the actual temperature at 6,000 feet is 3 degrees Celsius, which equals the standard temperature, what is the relationship between true altitude and indicated altitude?
• How can you verify instrument readings if you suspect a pitot-static problem?
• How many instruments use static pressure?
• At 10,000 feet with an ambient temperature of -35°C, how does the true altitude compare to the indicated altitude?
• What is standard sea level temperature in degrees Celsius?
• Density altitude is the same as the indicated altitude in which scenario?
• Indicated altitude
• When flying into an area of higher pressure without resetting the altimeter, is your true altitude higher or lower than your indicated altitude?
• Which set of conditions decreases atmospheric density?
• Which statement best describes a boundary layer effect at a static port?
• Which type of pressure is the ambient outside air pressure sensed by the pitot-static system?
• Which instrument is least affected by using an alternate static pressure?
• Why is correct altimeter setting essential before flight?
• High density altitude (DA) is nearly the same as low air density.
• What is the effect of a partially blocked static port on instrument readings?
• For a given true airspeed, the effect of density altitude on lift is to
• Which type of airspeed is obtained after correcting indicated airspeed for instrument and position errors?
• Density altitude is higher than standard in which scenario?
• At 11,000 feet with an ambient temperature of -7°C, how does the true altitude compare to the indicated altitude?
• Which instruments use static pressure only?
• Density altitude is lower in which scenario?
• In more advanced aircraft, which instrument may be included in the air data system?
• When using an alternate static source, which instruments are most likely to show readings different from ambient air data?
• A change of .15 inch of mercury pressure is equal to _____ feet?