Question 1

What type of number is density altitude always presented as for safety purposes?

Accepted Answer

Even number

Answer

Decimal number

Answer

Fractional number

Answer

Odd number

Question 2

What type of altitude do performance charts often require for calculations?

Accepted Answer

Density altitude

Answer

Indicated altitude

Answer

Pressure altitude

Answer

True altitude

Question 3

What type of altitude should you avoid using on performance charts?

Accepted Answer

Indicated altitude

Answer

Pressure altitude

Answer

True altitude

Answer

Density altitude

Question 4

How do you determine true airspeed using a performance chart?

Accepted Answer

Draw a line from the density altitude to the desired power setting.

Answer

Use the pressure altitude and temperature.

Answer

Use the indicated altitude directly.

Answer

Refer to the pilot operating handbook.

Question 5

What is the true airspeed for a Piper Cherokee PA28 at 4000ft density altitude and 75% power?

Accepted Answer

127 miles per hour

Answer

140 miles per hour

Answer

115 miles per hour

Answer

135 miles per hour

Question 6

What should you do if the density altitude is not exactly 4000ft?

Accepted Answer

Eyeball the initial line placement.

Answer

Skip the calculation.

Answer

Round down to the nearest thousand feet.

Answer

Use the indicated altitude instead.

Question 7

When is the cost chart used?

Accepted Answer

When no pilot operating handbook exists for the aircraft.

Answer

When the density altitude is below 3000ft.

Answer

When the indicated altitude is unavailable.

Answer

When the aircraft has a pilot operating handbook.

Question 8

What factors does the cost chart adjust for takeoff and climb performance?

Accepted Answer

Pressure altitude and temperature

Answer

Density altitude and barometric pressure

Answer

Indicated altitude and temperature

Answer

True altitude and temperature

Question 9

How do you calculate adjustments using the cost chart?

Accepted Answer

Draw a line from the temperature to the pressure altitude.

Answer

Use the density altitude and barometric pressure.

Answer

Refer to the pilot operating handbook.

Answer

Use the indicated altitude directly.

Question 10

If the standard takeoff distance is 800ft and the percentage increase is 115%, what is the new takeoff distance?

Accepted Answer

1720 ft

Answer

1500 ft

Answer

1850 ft

Answer

2000 ft

Question 11

If the standard climb rate is 500ft/min and the percentage decrease is 57%, what is the new climb rate?

Accepted Answer

215 ft/min

Answer

285 ft/min

Answer

350 ft/min

Answer

300 ft/min

Question 12

How much should you add to the takeoff distance for the first 3,000ft of density altitude?

Accepted Answer

5% per thousand feet

Answer

20% per thousand feet

Answer

15% per thousand feet

Answer

10% per thousand feet

Question 13

How much should you add to the takeoff distance for density altitude above 3,000ft?

Accepted Answer

20% per thousand feet

Answer

10% per thousand feet

Answer

15% per thousand feet

Answer

25% per thousand feet

Question 14

What is the total percentage increase for takeoff distance at 6,000ft density altitude?

Accepted Answer

90%

Answer

70%

Answer

80%

Answer

60%

Question 15

Which factor has the greatest effect on density altitude?

Accepted Answer

Temperature

Answer

Barometric pressure

Answer

Humidity

Answer

Altitude

Question 16

What conditions at high elevation airports can significantly impact aircraft performance?

Accepted Answer

Low barometric pressure and high temperature

Answer

High humidity and low temperature

Answer

High barometric pressure and low temperature

Answer

Low humidity and high barometric pressure

Question 17

Why do mountain airports require increased attention?

Accepted Answer

Obstructions and terrain

Answer

Lack of pilot operating handbooks

Answer

High humidity levels

Answer

Low elevation

Question 18

What is the memory aid for high temperature and high altitude conditions?

Accepted Answer

"Hot and high, you're going to die."

Answer

"Hot and high, you're going to fly."

Answer

"Hot and low, you're going to grow."

Answer

"Cold and low, you're good to go."

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