5.2 Density altitude computations

Question 1

(refer to figure) Determine the density altitude for these conditions:
Altimeter Setting = 30.35
Runway temperature = +25’F
Airport elevation = 3894 ft MSL

Answer 1

2,000 feet MSL

Question 2

(refer to figure) 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 MSL

Answer 2

1,300-foot increase

Question 3

(refer to the figure) 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 MSL

Answer 3

1,000-foot increase

Question 4

(refer to the figure) determine the pressure altitude at an airport that is 1,386 feet MSL with an altimeter setting of 29.97

Answer 4

1,341 feet MSL

Question 5

(refer to the figure) 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

Answer 5

1,700 foot decrease

Question 6

(refer to figure) determine the pressure altitude at an airport that is 3,563 feet MSL with an altimeter setting of 29.96

Answer 6

3,527 feet MSL

Question 7

(refer to figure) determine the pressure altitude with an indicated altitude of 1,380 feet MSL with an altimeter setting of 28.22 at standard temperature.

Answer 7

2,991 feet MSL

Question 8

(refer to figure) determine the density altitude for these conditions
altimeter setting= 29.25
runway temperature= +81’F
Airport elevation= 5,250 ft MSL

Answer 8

8,500 feet MSL

Question 9

(refer to figure) 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

Answer 9

1,650-foot increase