ISA

Question 1

ISA temperature is -

The ISA lapse rate is -

And thereafter remains constant at -

From blank to blank there is an increase of temperature of -

The gravity is -

Answer 1

+15

1. 98°c/1000ft up to 11km
   - 56.5°c

from 20km to 30km, 0.3°c/1000ft

9.8066 metres per second per/second

Question 2

If the temperature experienced at a certain altitude is not the same as ISA says it should be then this is known as an -

Answer 2

ISA deviation

Question 3

The temperature at 9500ft is ISA +3, what is the temperature?

Answer 3

((9500 x -2)/1000) + 15 +/- ISA DEV