# Shared Flashcard Set

## Details

unit 5
50
Aviation
10/18/2018

Term
 What are the standard temperature and pressure values for sea level?
Definition

 15°C and 29.92" Hg.
Term
 What effect, if any, does high humidity have on aircraft performance?
Definition

 It decreases performance.
Term
 Which factor would tend to increase the density altitude at a given airport?
Definition

 An increase in ambient temperature.
Term
 What effect does high density altitude, as compared to low density altitude, have on propeller efficiency and why?
Definition

 Efficiency is reduced because the propeller exerts less force at high density altitudes than at low density altitudes.
Term
 What effect does high density altitude have on aircraft performance?
Definition
 It reduces climb performance.
Term
 Which combination of atmospheric conditions will reduce aircraft takeoff and climb performance?
Definition
 High temperature, high relative humidity, and high density altitude.
Term
 As air temperature increases, density altitude will
Definition

 increase.
Term
 You have planned a cross-country flight on a warm spring morning. Your course includes a mountain pass, which is at 11,500 feet MSL. The service ceiling of your airplane is 14,000 feet MSL. After checking the local weather report, you are able to calculate the density altitude of the mountain pass as 14,800 feet MSL. Which of the following is the correct action to take?
Definition

 Replan your journey to avoid the mountain pass.
Term
 A pilot and two passengers landed on a 2,100 foot east-west gravel strip with an elevation of 1,800 feet. The temperature is warmer than expected and after computing the density altitude it is determined the takeoff distance over a 50 foot obstacle is 1,980 feet. The airplane is 75 pounds under gross weight. What would be the best choice?
Definition

 Wait until the temperature decreases, and recalculate the takeoff performance.
Term

 If the outside air temperature (OAT) at a given altitude is warmer than standard, the density altitude is
Definition

 higher than pressure altitude.
Term
 Altimeter setting = 30.35 Runway temperature = +25°F Airport elevation = 3,894 ft. MSL
Definition

 2,000 feet MSL.
Term
 What is the effect of a temperature increase from 30 to 50 °F on the density altitude if the pressure altitude remains at 3,000 feet MSL?
Definition

 1,300-foot increase.
Term
 What is the effect of a temperature increase from 35 to 50°F on the density altitude if the pressure altitude remains at 3,000 feet MSL?
Definition

 1,000-foot increase.
Term
 What is the effect of a temperature decrease and a pressure altitude increase on the density altitude from 90°F and 1,250 feet pressure altitude to 55°F and 1,750 feet pressure altitude?
Definition

 1,700-foot decrease.
Term
 Determine the pressure altitude at an airport that is 3,563 feet MSL with an altimeter setting of 29.96.
Definition
 3,527 feet MSL.
Term
 Determine the pressure altitude at an airport that is 1,386 feet MSL with an altimeter setting of 29.97.
Definition

 1,341 feet MSL.
Term
 What is the effect of a temperature increase from 25 to 50° F on the density altitude if the pressure altitude remains at 5,000 feet?
Definition
 1,650-foot increase.
Term
 Determine the pressure altitude with an indicated altitude of 1,380 feet MSL with an altimeter setting of 28.22 at standard temperature.
Definition
 2,991 feet MSL.
Term
 Altimeter setting = 29.25 Runway temperature = +81°F Airport elevation = 5,250 ft MSL
Definition

 8,500 feet MSL.
Term
 OAT = 38°C  Takeoff weight = 2,750 lb Pressure altitude = 2,000 ft Headwind component = Calm
Definition
 1,150 feet.
Term
 OAT = Std Pressure altitude = Sea level Takeoff weight = 2,700 lb Headwind component = Calm
Definition
 1,400 feet.
Term
 OAT = Std Pressure altitude = 4,000 ft Takeoff weight = 2,800 lb Headwind component = Calm
Definition
 1,750 feet.
Term
 OAT = 32°C Pressure altitude = 2,000 ft Takeoff weight = 2,500 lb Headwind component = 20 kts
Definition

 650 feet.
Term
 What fuel flow should a pilot expect at 11,000 feet on a standard day with 65 percent maximum continuous power?
Definition
 11.2 gallons per hour.
Term
 Pressure altitude = 8,000 ft Temperature = 22°C Manifold pressure = 20.8" Hg Wind = Calm
Definition

 70.1 gallons.
Term
 Pressure altitude = 4,000 ft Temperature = +29°C Manifold pressure = 21.3" Hg Wind = Calm
Definition

 36.1 gallons.
Term
 Determine the approximate manifold pressure setting with 2,450 RPM to achieve 65 percent maximum continuous power at 6,500 feet with a temperature of 36°F higher than standard.
Definition

 21.0" Hg.
Term
 Approximately what true airspeed should a pilot expect with 65 percent maximum continuous power at 9,500 feet with a temperature of 36°F below standard?
Definition

 183 MPH.
Term
 Approximately what true airspeed should a pilot expect with full throttle at 10,500 feet with a temperature of 36°F above standard?
Definition

 165 KTS.
Term
 What is the crosswind component for a landing on Runway 18 if the tower reports the wind as 220° at 30 knots?
Definition
 19 knots.
Term
 What is the headwind component for a landing on Runway 18 if the tower reports the wind as 220° at 30 knots?
Definition

 23 knots.
Term
 Determine the maximum wind velocity for a 45° crosswind if the maximum crosswind component for the airplane is 25 knots.
Definition

 35 knots.
Term
 With a reported wind of north at 20 knots, which runway is acceptable for use for an airplane with a 13-knot maximum crosswind component?
Definition

 Runway 32.
Term

 What is the maximum wind velocity for a 30° crosswind if the maximum crosswind component for the airplane is 12 knots?
Definition
 24 knots.
Term
 With a reported wind of south at 20 knots, which runway is appropriate for an airplane with a 13-knot maximum crosswind component?
Definition

 Runway 14.
Term
 OAT = Std Pressure altitude = 10,000 ft Weight = 2,400 lb Wind component = Calm Obstacle = 50 ft
Definition
 1,925 feet.
Term
 OAT = 90°F Pressure altitude = 4,000 ft Weight = 2,800 lb Headwind component = 10 kts
Definition
 1,775 feet.
Term
 OAT = 90°F Pressure altitude = 3,000 ft Weight = 2,900  Headwind component = 10 kts Obstacle = 50 ft
Definition

 1,725 feet.
Term
 OAT=32 F Pressure altitude = 8,000 ft Weight = 2,600 lb Headwind component = 20 kts Obstacle = 50 ft
Definition

 1,400 feet.
Term
 If an emergency situation requires a downwind landing, pilots should expect a faster
Definition

 groundspeed at touchdown, a longer ground roll, and the likelihood of overshooting the desired touchdown point.
Term
 Pressure altitude = Sea level Headwind = 4 kts Temperature = Std
Definition

 401 feet.
Term
 Pressure altitude = 3,750 ft Headwind = 12 kts Temperature = Std
Definition
 816 feet.
Term
 Pressure altitude = 5,000 ft Headwind = Calm Temperature = 101°F
Definition

 545 feet.
Term
 Pressure altitude = 1,250 ft Headwind = 8 kts Temperature = Std
Definition

 366 feet.
Term
 Pressure altitude = 5,000 ft Headwind = 8 kts Temperature = 41°F Runway = Hard surface
Definition

 956 feet.
Term
 Pressure altitude = 7,500 ft Headwind = 8 kts Temperature = 32°F Runway = Hard surface
Definition

 1,004 feet.
Term
 Which items are included in the empty weight of an aircraft?
Definition

 Unusable fuel and undrainable oil.
Term

 An aircraft is loaded 110 pounds over maximum certificated gross weight. If fuel (gasoline) is drained to bring the aircraft weight within limits, how much fuel should be drained?
Definition

 18.4 gallons.
Term
 If 50 pounds of weight is located at point X and 100 pounds at point Z, how much weight must be located at point Y to balance the plank?
Definition

 300 pounds.
Term
 How should the 500-pound weight be shifted to balance the plank on the fulcrum?
Definition

 1 inch to the left.
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