Chapter 8 Airplane Performance
(Refer to Figure 60) How should the 500-pound weight be shifted to balance the plank on the fulcrum?
1 inch to the left
(Refer to Figure 8) What is the effect of a temperature increase from 35 to 50F on the density altitude if the pressure altitude remains at 3,000 feet MSL?
1,000-foot increase
(Refer to Figure 38) Determine the total distance required to land over a 50-foot obstacle Pressure altitude ... 7,500 ft Headwind ... 8 knots Temp ... 32 degrees F Runway... Hard Surface
1,004 feet
(Refer to Figure 38) Determine the total distance required to land over a 50-foot obstacle. Pressure Altitude: 7,500 feet
1,004 feet
(Refer to Figure 40) Determine the approximate ground roll distance required for takeoff OAT ... 38 degrees C Pressure altitude ... 2,000 ft Takeoff weight ... 2,750 lb Headwind component ... Calm
1,150 feet
(Refer to Figure 8) Determine the pressure altitude at an airport that is 1,386 feet MSL with an altimeter setting of 29.97
1,341 feet MSL
(Refer to Figure 37) Determine the total distance required to land OAT 32F
1,400 feet
(refer to figure 40) Determine the total distance required for takeoff to clear the 50-ft obstacle OAT ... Std Pressure altitude ... sea level Takeoff Weight ... 2,700 lb Headwind Component ... Calm
1,400 feet
(Refer to Figure 37) Determine the total distance required to land. OAT 90F Pressure Altitude: 3,000 feet
1,725 feet
(refer to Figure 40) Determine the total distance required for takeoff to clear a 50-foot obstacle OAT .. Std Pressure Altitude ... 4,000 ft Takeoff Weight ... 2,800 lb Headwind Component ... Calm
1,750 feet
(Refer to Figure 8) What is the effect of a temperature decrease and a pressure altitude increase on the density altitude from 90F and 1,250 feet pressure altitude to 55F and 1,750 feet pressure altitude?
1,750-foot decrease
(Refer to Figure 37) Determine the approximate total distance required to land over a 50-foot obstacle. OAT 90F
1,775 feet
(refer to Figure 40) Determine the total distance required for takeoff to clear a 50-foot obstacle OAT .. 90 F Pressure Altitude ... 4,000 ft Takeoff Weight ... 2,800 lb Headwind Component ... 10 knots
1,775 feet
(Refer to Figure 37) Determine the total distance required to land. OAT Std
1,925 feet
(Refer to Figure 35) What fuel flow should a pilot expect at 11,000 feet on a standard day with 65 percent maximum continuous power?
11.2 gallons per hour (11.5 - 10.9)/2 + 10.9 = (0.6 / 2 ) + 10.9 = 0.3 + 10.9 11.2
If an aircraft is loaded 90 pounds over maximum certificated gross weight and fuel (gasoline) is drained to bring the aircraft weight within limits, how much fuel should be drained?
15 gallons
(Refer to Figure 35) Approximately what true airspeed should a pilot expect with 65 percent maximum continuous power at 9,500 feet with a temperature of 36 degrees below standard?
158 knots
What are the standard temperature and pressure values for sea level?
15C and 29.92 Hg
(Refer to Figure 35) Approximately what true airspeed should a pilot expect with full throttle at 10,500 feet with a temperature of 36 degrees F above standard?
165 knots
(Refer to Figure 8) What is the effect of a temperature increase from 25 to 50F on the density altitude if the pressure altitude remains at 5,000 feet?
1650-foot increase
An aircraft is loaded 110 pounds over maximum certificated gross weight. If the fuel (gasoline) is drained to bring the aircraft weight within limits, how much fuel should be drained?
18.4 gallons
(Refer to Figure 36) What is the crosswind component for a landing on Runway 18 if the tower reports the wind as 220 at 30 knots?
19 knots
(Refer to Figure 8) Determine the density altitude for these conditions: Altimeter setting: 30.35 Runway Temperature: 25F Airport Elevation: 3,894 ft MSL
2,000 feet MSL
(Refer to Figure 8) Determine the pressure altitude with an indicated altitude of 1380 feet MSL with an altimeter setting of 28.22 at standard temperature
2,991 feet MSL
(Refer to Figures 32 and 33) Determine if the airplane weight and balance is within limits. Front seat: 380lb Rear seat: 295lb Fuel: 44 gal Baggage: 56lb
20 pounds overweight, CG within limits
(Refer to Figure 35) 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 degrees F higher than standard
21.0 Hg
(Refer to Figure 36) What is the headwind component for a landing on Runway 18 if the tower reports the wind as 220 at 30 knots?
23 knots
(Refer to Figure 36) What is the maximum wind velocity for a 30 degree crosswind if the maximum crosswind component for the airplane is 12 knots?
24 knots
(Refer to Figure 8) Determine the pressure altitude at an airport that is 3,563 feet MSL with an altimeter setting of 29.96.
3,527 feet MSL
(Refer to Figure 61) 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?
300 pounds
(Refer to Figure 36) Determine the maximum wind velocity for a 45 crosswind if the maximum crosswind component for the airplane is 25 knots
35 knots
(Refer to Figure 35) What is the expected fuel consumption for a 500-nautical mile flight under the following conditions?
36.1 gallons
(Refer to Figure 38) Determine the approximate landing ground roll distance. Pressure Altitude: 1,250 feet
366 feet
(refer to Figure 38) Determine the approximate landing ground roll distance Pressure altitude ... 1,250 ft Headwind ... 8 knots Temp ... Std
366 feet
(refer to figure 66) While practicing S-turns, a consistently smaller half-circle is made on one side of the road than on the other, and this turn is not completed before crossing the road or reference line. This would most likely occur in turn
4-5-6 because the bank is increased too rapidly during the early part of the turn
(Refer to Figure 38) Determine the approximate landing ground roll distance. Pressure Altitude: Sea Level
401 feet
(refer to figure 38) Determine the approximate landing ground roll distance Pressure altitude ... Sea Level Headwind... 4 knots Temp ... Std
401 feet
(Refer to Figures 32 and 33) What is the maximum amount of baggage that can be carried when the airplane is loaded as follows? Front seat: 387lb Rear seat: 293 lb Fuel: 35 gal
45 pounds
(Refer to Figure 38) Determine the approximate landing ground roll distance. Pressure Altitude: 5,000 feet
545 feet
(Refer to Figure 38) Determine the total distance required to land over a 50-foot obstacle Pressure altitude ... 5,000 feet Headwind ... Calm Temp ... 101 F
545 feet
(Refer to Figure 40) Determine the approximate ground roll distance required for takeoff OAT ... 32 degrees C Pressure Altitude ... 2,000 ft Takeoff Weight ... 2,500 lb Headwind component ... 20 knots
650 feet
(Refer to Figure 35) What is the expected fuel consumption for a 1,000-nautical mile flight under the following conditions? Pressure altitude...8,000 feet Temp...22 degrees C Manifold Pressure... 20.8 inches Hg Wind...Calm
70.1 gallons
(Refer to Figure 8) Determine the density altitude for these conditions: Altimeter setting: 29.25 Runway Temperature: 81F Airport Elevation: 5,250 ft MSL
8,500 feet MSL
(Refer to Figure 38) Determine the total distance required to land over a 50-foot obstacle Pressure altitude ... 3,750 ft Headwind ... 12 knots Temp ... Std 816 feet
816 feet
(Refer to Figure 38) Determine the total distance required to land over a 50-foot obstacle. Pressure Altitude: 3,750 feet
816 feet
(Refer to Figure 38) Determine the total distance required to land over a 50-foot obstacle Pressure altitude ... 5,000 ft Headwind ... 8 knots Temp ... 41 degrees F Runway... Hard Surface
956 feet
(Refer to Figure 38) Determine the total distance required to land over a 50-foot obstacle. Pressure Altitude: 5,000 feet
956 feet
Which factor would tend to increase the density altitude at a given airport?
An increase in ambient temperature
GIVEN: Empty Weight: 1,495lb - 101.4in -151,593 lb*in Pilot and Passengers: 380lb - 64in -- Fuel: -- 96in -- The CG is located how far aft of datum?
CG 94.01
(Refer to Figure 62) In flying the rectangular course, when would the aircraft be turned less than 90 degrees?
Corners 1 and 4
What effect does high density altitude, as compared to low density altitude, have on propeller efficiency and why?
Efficiency is reduced because the propeller exerts less force at high density altitudes than at low density altitudes
Which combination of atmospheric conditions will reduce aircraft takeoff and climb performance?
High temperature, high relative humidity, and high density altitude
What effect, if any, does high humidity have on aircraft performance?
It decreases performance
What effect does high density altitude have on aircraft performance?
It reduces climb performance
(Refer to Figure 36) With a reported wind of south at 20 knots, which runway (10, 14, or 24) is appropriate for an airplane with a 13-knot maximum crosswind component?
Runway 14
(Refer to Figure 36) With a reported wind of north at 20 knots, which runway (6, 29, or 32) is acceptable for use for an airplane with a 13-knot maximum crosswind component?
Runway 32
Which items are included in the empty weight of an aircraft?
Unusable fuel and undrainable oil
Which would provide the greatest gain in altitude in the shortest distance during climb after takeoff?
V(x)
After takeoff, which airspeed would the pilot use to gain the most altitude in a given time?
V(y)
If an emergency situation requires a downwind landing, pilots should expect a faster
groundspeed at touchdown, a longer ground roll, and the likelihood of overshooting the desired touchdown point
If the outside air temperature (OAT) at a given altitude is warmer than standard, the density altitude is
higher than pressure altidue
