Air Temperature Indicators Flashcards
1
Q
True and Measured Air Temp
SAT
1-What is the formula for Total Air Temperature rise
Recovery Factor
2-what is the formula for Ram Air Temp
A
1-TAT = SAT(static) + RAM rise
2-RAT = SAT + k RAM rise
Where k is the recovery factor (%of ram rise)
2
Q
What causes the needle to move on a low speed bi-metallic thermometer
A
The differential expansion of 2 different metals