1. Question 1 is a measure of altitude computed by sensing the Static Pressure. A Geometric Altitude B Pressure Altitude C Geopotential Altitude D Density Altitude

2. Question 2 is the measure of the temperature at the surface of the aircraft. A Ambient Temperature B Standard Temperature C Static Temperature D A&B

3. Question 3 Geometric Altitude is the physical distance Of the aircraft from sea level. This measurement is dependent of the pressure effects. A True B False

4. Question 4 The pressure ratio() is 1 when A P amb > P SeaLevel B P amb = P SeaLevel C P 2 amb / P SeaLevel D P amb =P SeaLevel

5. Question 5 The Barometric Pressure at a hypothetical reference point known as 'mean sea level' that has an ambient temperature of 15 F and is an ambient pressure of 29.92 inHg. A True B False

6. The Base Standards(ISA) ParameterValueUnits Pressure2,116.22lbs/ft 2 Density0.002377Slugs/ft 3 Temperature59ºF=15ºC=288.16ºK=518.688ºR Fahrenheit, Celsius, Kelvin, Rankine Gravity32.1741ft/sec 2 Gas Constant53.35ft/ºR Direction (Question 6-10) In the base standards (ISA) condition, calculate followings. -Temperature Ratio=T ambient / T sea level = θ = 1-(6.8753*10 -6 )*Altitude -Pressure Ratio=P ambient / P sea level = δ = (1-6.88*10 -6 *Altitude) 5.26

7. A. 15.0 ºC C. -34.5 ºC B. -15.6 ºC D. -60.0 ºC Question 6 Standard Ambient Temperature (ºC) on the altitude 25,000ft. [Tip: Degrees C=Degrees R*(5/9)-273.15] A. 2,116.22 C. 472.68 B. 2,193.93 D. 784.15 Question 7 Standard Ambient Pressure (lbs/ft 2 ) on the altitude 25,000ft.

8. A. 1.132 C. 0.765 B. 0.876 D. 0.674 Question 8 Temperature ratio (θ) on 18,000ft height. A. 19,690 ft C. 23,500 ft B. 17,470 ft D. 25,420 ft Question 9 When the ambient temperature is -24 ºC, what is the altitude? [Tip: Degrees R=(Degrees C+273.15) *(9/5)]

9. A. 8,477 C. 10,074 B. 9,206 D. 13,900 Question 10 When the ambient pressure is 1,500 lbs/ft 2, what is the altitude?