PAR Exam Chapter 8 - Airplane Performance

(Refer to Figure 8.) What is the effect of temperature increase from 35°F to 50°F on the density altitude if the pressure altitude remains at 3,000 feet MSL? A - 1,000-foot increase. B - 1,100-foot decrease. C-1,300-foot increase.

A - 1,000-foot increase.

(Refer to Figure 38.) Determine the total distance required to land over a 50-foot obstacle. Pressure altitude...7,500 Headwind...8 knots Temperature.32°F Runway.Hard surface A - 1,004 feet. B-1,205 feet. C-1,506 feet.

A - 1,004 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. A - 1,341 feet. B - 1,451 feet. C- 1,562 feet.

A - 1,341 feet.

(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°F below standard? A - 158 knots. B- 161 knots. C- 163 knots.

A - 158 knots.

(Refer to Figure 40.) Determine the approximate ground roll distance required for takeoff. OAT...32°C Pressure altitude...2,000 ft Takeoff weight..2,500 lb Headwind component...20 knots A - 650 feet. B- 800 feet. C- 1,000 feet.

A - 650 feet.

(Refer to Figure 62.) In flying the rectangular course, when would the aircraft be turned less than 90°? A - Corners 1 and 4. B - Corners 1 and 2. C- Corners 2 and 4.

A - Corners 1 and 4.

After takeoff, which airspeed would the pilot use to gain the most altitude in a given time? A - Vy, B- Vx. C-VA.

A - Vy,

(Refer to Figure 40.) Determine the approximate ground roll distance required for takeoff. OAT...38°C Pressure altitude...2,000 ft Takeoff weight...2,750 lb Headwind component...Calm A- 1,150 feet. B- 1,300 feet. C- 1.800 feet.

A- 1,150 feet.

(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? A- 19 knots, B- 23 knots. C- 30 knots.

A- 19 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. A- 3,527 feet MSL. B- 3,556 feet MSL. C-3,639 feet MSL.

A- 3,527 feet MSL.

Which items are included in the empty weight of an aircraft? A- Unusable fuel and undrainable oil. B- Only the airframe, powerplant, and optional equipment. C-Full fuel tanks and engine oil to capacity.

A- Unusable fuel and undrainable oil.

(Refer to Figure 38.) Determine the approximate landing ground roll distance. Pressure altitude...1,250 ft Headwind...8 knots Temperature...Std A - 275 feet. B - 366 feet. C- 470 feet.

B - 366 feet.

What effect does high density altitude, as compared to low density altitude, have on propeller efficiency and why? A - Efficiency is increased due to less friction on the propeller blades. B - Efficiency is reduced because the propeller exerts less force at high density altitudes than at low density alttitudes C- Efficiency is reduced due to the increased force of the propeller in the thinner air.

B - Efficiency is reduced because the propeller exerts less force at high density altitudes than at low density altitudes

(Refer to Figure 40.) Determine the total distance required for takeoff to clear a 50-foot obstacle. OAT..Std Pressure altitude...Sea level Takeoff weight..2,700 lb Headwind component..Calm A- 1,000 feet. B- 1,400 feet. C- 1,700 feet.

B- 1,400 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 A-1,500 feet. B- 1,750 feet. C- 2,000 feet.

B- 1,750 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? A - 10.6 gallons per hour. B- 11.2 gallons per hour. C-11.8 gallons per hour.

B- 11.2 gallons per hour.

(Refer to Figure 8.) Determine the pressure altitude with an indicated altitude of 1,380 feet MSL with an altimeter setting of 28.22 at standard temperature. A - 3,010 feet. B- 2,991 feet. C- 2,913 feet.

B- 2,991 feet.

(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? A - 19 knots. B- 23 knots. C- 26 knots.

B- 23 knots.

(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 A - 1-2-3 because the bank is decreased too rapidly during the latter part of the turn. B- 4-5-6 because the bank is increased too rapidly during the early part of the turn. C- 4-5-6 because the bank is increased too slowly during the latter part of the turn.

B- 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 Headwind...4 knots Temperature...Std A- 356 feet B- 401 feet. C- 490 feet.

B- 401 feet.

(Refer to Figure 38.) Determine the approximate landing ground roll distance. Pressure altitude...5,000 ft Headwind...Calm Temperature..101°F A- 445 feet. B- 545 feet. C- 495 feet.

B- 545 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 ft Temperature...22°C Manifold pressure...20.8 inches Hg. Wind...Calm A - 60.2 gallons. B- 70.1 gallons. C-73.2 gallons.

B- 70.1 gallons.

*See page 8-17* The CG is located how far aft of datum? A - 92.44 inches. B- 94.01 inches. C- 119.8 inches.

B- 94.01 inches.

(Refer to Figure 38.) Determine the total distance required to land over a 50-foot obstacle. Pressure altitude.5,000 ft Headwind...8 knots Temperature..41°F Runway.Hard surface A - 837 feet. B- 956 feet. C- 1,076 feet.

B- 956 feet.

What effect, if any, does high humidity have aircraft performance? A- It increases performance. B- It decreases performance. C- It has no effect on performance.

B- It decreases 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? A - Runway 10. B- Runway 14. C- Runway 24.

B- Runway 14.

If an emergency situation requires a downwind landing, pilots should expect a faster A- airspeed at touchdown, a longer ground roll, and better control throughout the landing roll. B- groundspeed at touchdown, a longer ground roll, and the likelihood of overshooting the desired touchdown point. C- groundspeed at touchdown, a shorter ground roll, and the likelihood of undershooting the desired touchdown point.

B- groundspeed at touchdown, a longer ground roll, and the likelihood of overshooting the desired touchdown point.

(Refer to Figure 37.) Determine the approximate total distance required to land over a 50-foot obstacle. OAT...90°F Pressure altitude...4,000 ft Weight...2,800 lb Headwind component...10 knots A - 1,525 feet. B-1,775 feet. C- 1,950 feet.

B-1,775 feet.

What effect does high density altitude have on aircraft performance? A-It increases engine performance. B-It reduces climb performance. C-It increases takeoff performance.

B-It reduces climb performance.

(Refer to Figure 8.) What is the effect of a temperature increase from 25°F to 50°F on the density altitude if the pressure altitude remains at 5,000 feet? A- 1,200-foot increase. B- 1,400-foot increase. C- 1,650-foot increase.

C- 1,650-foot increase.

(Refer to Figure 8.) 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? A - 1,750-foot increase. B- 1,350-foot decrease. C- 1,750-foot decrease.

C- 1,750-foot decrease.

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? A - 15.7 gallons. B- 16.2 gallons. C- 18.4 gallons.

C- 18.4 gallons.

(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°F higher than standard. A- 19.8 inches Hg. B- 20.8 inches Hg. C- 21.0 inches Hg.

C- 21.0 inches Hg.

(Refer to Figure 36.) What is the maximum wind velocity for a 30° crosswind if the maximum crosswind component for the airplane is 12 knots? A- 16 knots. B- 20 knots. C- 24 knots.

C- 24 knots.

(Refer to Figure 36.) Determine the maximum wind velocity for a 45° crosswind if the maximum crosswind component for the airplane is 25 knots. A - 25 knots. B- 29 knots. C- 35 knots.

C- 35 knots.

(Refer to Figure 8.) Determine the density altitude for these conditions: Altimeter setting...29.25 Runway temperature...+81°F Airport elevation...5,250 ft MSL A - 4,600 feet MSL. B - 5,877 feet MSL. C- 8,500 feet MSL.

C- 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 Temperature.Std A- 794 feet. B- 836 feet. C- 816 feet.

C- 816 feet.

Which would provide the greatest gain in altitude in the shortest distance during climb after takeoff? A - Vy. B- VA. C- Vx.

C- Vx.

Which combination of atmospheric conditions reduces aircraft takeoff and climb performance? A- Low temperature, low relative. humidity, and low density altitude. B- High temperature, low relative humidity, and low density altitude. C-High temperature, high relative humidity, and high density altitude.

C-High temperature, high relative humidity, and high density altitude.

(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? A - Runway 6. B- Runway 29. C-Runway 32.

C-Runway 32.